diff --git a/CMakeLists.txt b/CMakeLists.txt
index a30d946..e4be461 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -13,6 +13,7 @@ if (POLICY CMP0053)
 endif()
 project(libs)
 include(SDKMacros.cmake)
+set(CMAKE_WINDOWS_EXPORT_ALL_SYMBOLS ON)
 set(LIBPROJECT 1)
 set(CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}" "${CMAKE_CURRENT_SOURCE_DIR}/pip/")
 include_directories(${CMAKE_CURRENT_BINARY_DIR}/pip)
@@ -53,7 +54,7 @@ endif ()
 include(SDKMacros.cmake)
 
 set(PIP_LIBRARY pip)
-set(PIP_FOLDERS "." "core" "containers" "thread" "system" "io_devices" "io_utils" "console" "math" "code" "geo" "resources" "opencl" "crypt" "introspection")
+set(PIP_FOLDERS "." "core" "containers" "thread" "system" "io_devices" "io_utils" "console" "math" "code" "geo" "resources" "opencl" "crypt" "introspection" "concurrent")
 set(PIP_INCLUDES)
 
 if(LIB)
diff --git a/qad/graphic/graphic.h b/qad/graphic/graphic.h
index c2412dc..35d6679 100644
--- a/qad/graphic/graphic.h
+++ b/qad/graphic/graphic.h
@@ -29,6 +29,8 @@ namespace Ui {
 
 class UGLWidget;
 
+Q_DECLARE_METATYPE(QVector<QPointF>)
+
 class Graphic: public QFrame
 {
 	Q_OBJECT
@@ -443,6 +445,7 @@ inline QDataStream & operator >>(QDataStream & s, Graphic::Graduation & v) {s >>
 class __GraphicRegistrator__ {
 public:
 	__GraphicRegistrator__() {
+		qRegisterMetaType<QVector<QPointF> >("QVector<QPointF>");
 		qRegisterMetaType<Graphic::GraphicsData>("Graphic::GraphicsData");
 		qRegisterMetaTypeStreamOperators<Graphic::GraphicsData>("Graphic::GraphicsData");
 	}
diff --git a/qad/widgets/qcodeedit.cpp b/qad/widgets/qcodeedit.cpp
index a88079e..4ee766f 100644
--- a/qad/widgets/qcodeedit.cpp
+++ b/qad/widgets/qcodeedit.cpp
@@ -347,6 +347,7 @@ bool QCodeEdit::eventFilter(QObject * o, QEvent * e) {
 				pos_press = tc.anchor();
 				if (!tc.movePosition(QTextCursor::Down, QTextCursor::KeepAnchor))
 					tc.movePosition(QTextCursor::EndOfLine, QTextCursor::KeepAnchor);
+				ui->textCode->setFocus();
 				ui->textCode->setTextCursor(tc);
 				return true;
 			case QEvent::MouseMove:
diff --git a/qad/widgets/session_manager.cpp b/qad/widgets/session_manager.cpp
index b6d1138..d027c36 100644
--- a/qad/widgets/session_manager.cpp
+++ b/qad/widgets/session_manager.cpp
@@ -67,6 +67,8 @@ void SessionManager::save() {
 		sr.setValue(evals[i].first, evals[i].second->expression(), "s", false);
 	for (int i = 0; i < tabs.size(); ++i)
 		sr.setValue(tabs[i].first, tabs[i].second->currentIndex(), false);
+	for (int i = 0; i < groups.size(); ++i)
+		sr.setValue(groups[i].first, groups[i].second->isChecked(), false);
 	for (int i = 0; i < buttons.size(); ++i)
 		sr.setValue(buttons[i].first, buttons[i].second->isChecked(), false);
 	for (int i = 0; i < stacks.size(); ++i)
@@ -195,6 +197,8 @@ void SessionManager::load(bool onlyMainwindow) {
 		if (v >= 0 && v < t->count())
 			t->setCurrentIndex(v);
 	}
+	for (int i = 0; i < groups.size(); ++i)
+		groups[i].second->setChecked(sr.getValue(groups[i].first, groups[i].second->isChecked()));
 	for (int i = 0; i < buttons.size(); ++i)
 		buttons[i].second->setChecked(sr.getValue(buttons[i].first, buttons[i].second->isChecked()));
 	for (int i = 0; i < stacks.size(); ++i)
diff --git a/qad/widgets/session_manager.h b/qad/widgets/session_manager.h
index 3a8a5aa..4340904 100644
--- a/qad/widgets/session_manager.h
+++ b/qad/widgets/session_manager.h
@@ -12,6 +12,7 @@
 #include <QToolButton>
 #include <QSplitter>
 #include <QStackedWidget>
+#include <QGroupBox>
 #include "spinslider.h"
 #include "evalspinbox.h"
 #include "qpiconfig.h"
@@ -40,6 +41,7 @@ public:
 	void addEntry(SpinSlider * e) {spinsliders.push_back(QPair<QString, SpinSlider * >(e->objectName(), e));}
 	void addEntry(EvalSpinBox * e) {evals.push_back(QPair<QString, EvalSpinBox * >(e->objectName(), e));}
 	void addEntry(QTabWidget * e) {tabs.push_back(QPair<QString, QTabWidget * >(e->objectName(), e));}
+	void addEntry(QGroupBox * e) {groups.push_back(QPair<QString, QGroupBox * >(e->objectName(), e));}
 	void addEntry(QAction * e) {actions.push_back(QPair<QString, QAction * >(e->objectName(), e));}
 	void addEntry(QAbstractButton * e) {buttons.push_back(QPair<QString, QAbstractButton * >(e->objectName(), e));}
 	void addEntry(QStackedWidget * e) {stacks.push_back(QPair<QString, QStackedWidget * >(e->objectName(), e));}
@@ -55,6 +57,7 @@ public:
 	void addEntry(const QString & name, SpinSlider * e) {spinsliders.push_back(QPair<QString, SpinSlider * >(name, e));}
 	void addEntry(const QString & name, EvalSpinBox * e) {evals.push_back(QPair<QString, EvalSpinBox * >(name, e));}
 	void addEntry(const QString & name, QTabWidget * e) {tabs.push_back(QPair<QString, QTabWidget * >(name, e));}
+	void addEntry(const QString & name, QGroupBox * e) {groups.push_back(QPair<QString, QGroupBox * >(name, e));}
 	void addEntry(const QString & name, QAbstractButton * e) {buttons.push_back(QPair<QString, QAbstractButton * >(name, e));}
 	void addEntry(const QString & name, QStackedWidget * e) {stacks.push_back(QPair<QString, QStackedWidget * >(name, e));}
 	void addEntry(const QString & name, QAction * e) {actions.push_back(QPair<QString, QAction * >(name, e));}
@@ -79,6 +82,7 @@ private:
 	QVector<QPair<QString, SpinSlider * > > spinsliders;
 	QVector<QPair<QString, EvalSpinBox * > > evals;
 	QVector<QPair<QString, QTabWidget * > > tabs;
+	QVector<QPair<QString, QGroupBox * > > groups;
 	QVector<QPair<QString, QAbstractButton * > > buttons;
 	QVector<QPair<QString, QStackedWidget * > > stacks;
 	QVector<QPair<QString, QAction * > > actions;
diff --git a/qcd_utils/pult/main.cpp b/qcd_utils/pult/main.cpp
index 80ed8e9..8f45b2b 100644
--- a/qcd_utils/pult/main.cpp
+++ b/qcd_utils/pult/main.cpp
@@ -1,10 +1,305 @@
 #include <QApplication>
 #include "cdpultwindow.h"
 
+template <typename Key, typename T>
+class PIHash {
+	//template <typename Key1, typename T1> friend PIByteArray & operator >>(PIByteArray & s, PIHash<Key1, T1> & v);
+	//template <typename Key1, typename T1> friend PIByteArray & operator <<(PIByteArray & s, const PIHash<Key1, T1> & v);
+public:
+	PIHash() {;}
+	PIHash(const PIHash<Key, T> & other) {*this = other;}
+	virtual ~PIHash() {;}
 
-inline uint qHash(const PIString &t) {
-	return t.hash();
-}
+	PIHash<Key, T> & operator =(const PIHash<Key, T> & other) {
+		if (this == &other) return *this;
+		clear();
+		pih_content = other.pih_content;
+		return *this;
+	}
+
+	typedef T mapped_type;
+	typedef Key key_type;
+	typedef PIPair<Key, T> value_type;
+/*
+	class iterator {
+		friend class PIHash<Key, T>;
+	private:
+		iterator(const PIHash<Key, T> * v, ssize_t p): parent(v), pos(p) {}
+		const PIHash<Key, T> * parent;
+		ssize_t pos;
+	public:
+		iterator(): parent(0), pos(0) {}
+		const Key & key() const {return const_cast<PIHash<Key, T> * >(parent)->_key(pos);}
+		T & value() {return const_cast<PIHash<Key, T> * >(parent)->_value(pos);}
+		void operator ++() {++pos;}
+		void operator ++(int) {++pos;}
+		void operator --() {--pos;}
+		void operator --(int) {--pos;}
+		bool operator ==(const iterator & it) const {return (pos == it.pos);}
+		bool operator !=(const iterator & it) const {return (pos != it.pos);}
+	};
+
+	class reverse_iterator {
+		friend class PIHash<Key, T>;
+	private:
+		reverse_iterator(const PIHash<Key, T> * v, ssize_t p): parent(v), pos(p) {}
+		const PIHash<Key, T> * parent;
+		ssize_t pos;
+	public:
+		reverse_iterator(): parent(0), pos(0) {}
+		const Key & key() const {return const_cast<PIHash<Key, T> * >(parent)->_key(pos);}
+		T & value() const {return const_cast<PIHash<Key, T> * >(parent)->_value(pos);}
+		void operator ++() {--pos;}
+		void operator ++(int) {--pos;}
+		void operator --() {++pos;}
+		void operator --(int) {++pos;}
+		bool operator ==(const reverse_iterator & it) const {return (pos == it.pos);}
+		bool operator !=(const reverse_iterator & it) const {return (pos != it.pos);}
+	};
+*/
+	class const_iterator {
+		friend class PIHash<Key, T>;
+	private:
+		const_iterator(const PIHash<Key, T> * v, ssize_t p): parent(v), pos(p), bpos(0) {
+			if (pos == 0) {
+				pos = -1;
+				nextPos();
+			}
+		}
+		void nextPos() {
+			while (++pos < parent->pih_content.size_s()) {
+				if (!parent->pih_content[pos].isEmpty())
+					return;
+			}
+		}
+		const PIHash<Key, T> * parent;
+		ssize_t pos, bpos;
+	public:
+		const_iterator(): parent(0), pos(0) {}
+		//const value_type operator *() const {return parent->_pair(pos);}
+		//const value_type* operator ->() const {cval = parent->_pair(pos); return &cval;}
+		const Key & key() const {return const_cast<PIHash<Key, T> * >(parent)->pih_content[pos][bpos].key;}
+		const T & value() const {return const_cast<PIHash<Key, T> * >(parent)->pih_content[pos][bpos].value;}
+		void operator ++() {
+			if (pos < parent->pih_content.size_s()) {
+				if (bpos >= parent->pih_content[pos].size_s() - 1) {
+					bpos = 0;
+					nextPos();
+				} else
+					++bpos;
+			} else {
+				bpos = 0;
+				++pos;
+			}
+			printf("  ++: %d %d\n", pos, bpos);
+		}
+		//void operator ++(int) {++pos;}
+		void operator --() {
+			--pos;
+		}
+		//void operator --(int) {--pos;}
+		bool operator ==(const const_iterator & it) const {return (pos == it.pos && bpos == it.bpos);}
+		bool operator !=(const const_iterator & it) const {return !(*this == it);}
+		mutable value_type cval;
+	};
+/*
+	class const_reverse_iterator {
+		friend class PIHash<Key, T>;
+	private:
+		const_reverse_iterator(const PIHash<Key, T> * v, ssize_t p): parent(v), pos(p) {}
+		const PIHash<Key, T> * parent;
+		ssize_t pos;
+	public:
+		const_reverse_iterator(): parent(0), pos(0) {}
+		const value_type operator *() const {return parent->_pair(pos);}
+		const value_type* operator ->() const {cval = parent->_pair(pos); return &cval;}
+		void operator ++() {--pos;}
+		void operator ++(int) {--pos;}
+		void operator --() {++pos;}
+		void operator --(int) {++pos;}
+		bool operator ==(const const_reverse_iterator & it) const {return (pos == it.pos);}
+		bool operator !=(const const_reverse_iterator & it) const {return (pos != it.pos);}
+		mutable value_type cval;
+	};
+*/
+	//iterator begin() {return iterator(this, 0);}
+	//iterator end() {return iterator(this, size());}
+	const_iterator begin() const {return const_iterator(this, 0);}
+	const_iterator end() const {return const_iterator(this, size());}
+	const_iterator constBegin() const {return const_iterator(this, 0);}
+	const_iterator constEnd() const {return const_iterator(this, size());}
+	//reverse_iterator rbegin() {return reverse_iterator(this, size() - 1);}
+	//reverse_iterator rend() {return reverse_iterator(this, -1);}
+	//const_reverse_iterator rbegin() const {return const_reverse_iterator(this, size() - 1);}
+	//const_reverse_iterator rend() const {return const_reverse_iterator(this, -1);}
+	//const_reverse_iterator constRbegin() const {return const_reverse_iterator(this, size() - 1);}
+	//const_reverse_iterator constRend() const {return const_reverse_iterator(this, -1);}
+
+	size_t size() const {return pih_content.size();}
+	int size_s() const {return pih_content.size_s();}
+	size_t length() const {return pih_content.size();}
+	size_t capacity() const {return pih_content.size();}
+	bool isEmpty() const {return (pih_content.size() == 0);}
+
+	T & operator [](const Key & key) {
+		if (pih_content.isEmpty()) _rehash(1);
+		uint k = piHash(key);
+		int i = _index(k);
+		if (i < pih_content.size_s()) {
+			PIVector<HashEntry> & hv(pih_content[i]);
+			if (hv.size_s() == 1) {
+				if (hv[0].key == k)
+					return hv[0].value;
+			}
+			for (int j = 0; j < hv.size_s(); ++j)
+				if (hv[j].key == k)
+					return hv[j].value;
+		}
+		if (pih_content[i].size_s() >= 4)
+			_rehash(pih_content.size_s() * 2);
+		i = _index(k);
+		pih_content[i] << HashEntry(k);
+		return pih_content[i].back().value;
+	}
+	const T operator [](const Key & key) const {return value(key);}
+	T & at(const Key & key) {return (*this)[key];}
+	const T at(const Key & key) const {return (*this)[key];}
+
+	PIHash<Key, T> & operator <<(const PIHash<Key, T> & other) {
+		if (other.isEmpty()) return *this;
+		for (int i = 0; i < other.pih_content.size_s(); ++i)
+			for (int j = 0; j < other.pih_content[i].size_s(); ++j)
+				insert(other.pih_content[i][j].key, other.pih_content[i][j].value);
+		return *this;
+	}
+
+	bool operator ==(const PIHash<Key, T> & t) const {return (pih_content == t.pih_content);}
+	bool operator !=(const PIHash<Key, T> & t) const {return (pih_content != t.pih_content);}
+	bool contains(const Key & key) const {
+		bool f(false);
+		_find(key, f);
+		return f;
+	}
+
+	PIHash<Key, T> & reserve(size_t new_size) {_rehash(new_size); return *this;}
+
+	PIHash<Key, T> & remove(const Key & key) {
+		uint k = piHash(key);
+		int i = _index(k);
+		if (i >= pih_content.size_s()) return *this;
+		PIVector<HashEntry> & hv(pih_content[i]);
+		for (int j = 0; j < hv.size_s(); ++j)
+			if (hv[j].key == k) {
+				hv.remove(j);
+				--j;
+			}
+		return *this;
+	}
+	PIHash<Key, T> & erase(const Key & key) {return remove(key);}
+	PIHash<Key, T> & clear() {pih_content.clear(); return *this;}
+
+	void swap(PIHash<Key, T> & other) {
+		piSwapBinary<PIVector<PIVector<HashEntry> > >(pih_content, other.pih_content);
+	}
+
+	PIHash<Key, T> & insert(const Key & key, const T & value) {
+		(*this)[key] = value;
+		return *this;
+	}
+	const T value(const Key & key, const T & default_ = T()) const {
+		uint k = piHash(key);
+		int i = _index(k);
+		if (i >= pih_content.size_s()) return default_;
+		const PIVector<HashEntry> & hv(pih_content[i]);
+		for (int j = 0; j < hv.size_s(); ++j)
+			if (hv[j].key == k)
+				return hv[j].value;
+		return default_;
+	}
+	PIVector<T> values() const {
+		PIVector<T> ret;
+		for (int i = 0; i < pih_content.size_s(); ++i)
+			for (int j = 0; j < pih_content[i].size_s(); ++j)
+				ret << pih_content[i][j].value;
+		return ret;
+	}
+	/*Key key(const T & value_, const Key & default_ = Key()) const {
+		for (int i = 0; i < pih_content.size_s(); ++i)
+			for (int j = 0; j < pih_content[i].size_s(); ++j)
+				if (pih_content[i][j].value == value_)
+					return pih_content[i][j].key;
+		return default_;
+	}
+	PIVector<Key> keys() const {
+		PIVector<Key> ret;
+		for (int i = 0; i < pih_content.size_s(); ++i)
+			for (int j = 0; j < pih_content[i].size_s(); ++j)
+				ret << pih_content[i][j].key;
+		return ret;
+	}*/
+
+	/*void dump() {
+		piCout << "PIHash" << size() << "entries" << PICoutManipulators::NewLine << "content:";
+		for (size_t i = 0; i < pih_content.size(); ++i)
+			piCout << PICoutManipulators::Tab << i << ":" << pih_content[i];
+		piCout << "index:";
+		for (size_t i = 0; i < pim_index.size(); ++i)
+			piCout << PICoutManipulators::Tab << i << ":" << pim_index[i].key << "->" << pim_index[i].index;
+	}*/
+
+protected:
+	struct HashEntry {
+		HashEntry(uint k = 0, const T & v = T()): key(k), value(v) {;}
+		uint key;
+		T value;
+		bool operator ==(const HashEntry & s) const {return key == s.key;}
+		bool operator !=(const HashEntry & s) const {return key != s.key;}
+		bool operator <(const HashEntry & s) const {return key < s.key;}
+		bool operator >(const HashEntry & s) const {return key > s.key;}
+	};
+	/*template <typename Key1, typename T1> friend PIByteArray & operator >>(PIByteArray & s, PIDeque<typename PIHash<Key1, T1>::HashEntry> & v);
+	template <typename Key1, typename T1> friend PIByteArray & operator <<(PIByteArray & s, const PIDeque<typename PIHash<Key1, T1>::HashEntry> & v);
+
+	const value_type _pair(ssize_t index) const {
+		if (index < 0 || index >= pim_index.size_s())
+			return value_type();
+		//piCout << "_pair" << index << pim_index[index].index;
+		return value_type(pim_index[index].key, pih_content[pim_index[index].index]);
+	}
+	Key & _key(ssize_t index) {return pim_index[index].key;}
+	T & _value(ssize_t index) {return pih_content[pim_index[index].index];}*/
+
+	inline size_t asize(size_t s) {
+		if (s == 0) return 0;
+		if (pih_content.size() + pih_content.size() >= s && pih_content.size() < s)
+			return pih_content.size() + pih_content.size();
+		ssize_t t = 0, s_ = s - 1;
+		while (s_ >> t) ++t;
+		return (1 << t);
+	}
+	int _index(const uint & k) const {
+		return k % pih_content.size_s();
+	}
+	void _rehash(int ns) {
+		ns = asize(ns);
+		if (pih_content.size_s() == ns) return;
+		PIVector<PIVector<HashEntry> > nhc;
+		nhc.resize(ns);
+		for (int i = 0; i < pih_content.size_s(); ++i) {
+			for (int j = 0; j < pih_content[i].size_s(); ++j) {
+				HashEntry & e(pih_content[i][j]);
+				int ni = e.key % ns;
+				nhc[ni] << e;
+			}
+		}
+		pih_content.swap(nhc);
+	}
+
+	PIVector<PIVector<HashEntry> > pih_content;
+};
+
+
+uint qHash(const PIString & v, uint seed = 0) {return piHash(v);}
 
 
 int main(int argc, char *argv[]) {
@@ -13,40 +308,39 @@ int main(int argc, char *argv[]) {
 	a.setAttribute(Qt::AA_UseHighDpiPixmaps, true);
 #endif
 	//################################
-	QHash<int, PIString> h2;
-	QMap<int, PIString> m2;
-	PIVector<int> keys;
-	PIString prefix = "1234567890fgbjyfjyjbghjkbgkbgjgsfh jhfgj ghfjhjfjf";
+	QHash<PIString, PIString> h2;
+	QMap<PIString, PIString> m2;
+	PIString prefix = "1234567890";
 	PITimeMeasurer tm;
 	double el = 0.;
-	for (int i=0; i<100000; ++i) keys << randomi();
-	piCout << keys.size();
 
 	tm.reset();
-	for (int i=0; i<100000; ++i) {
-		h2[keys[i]] = prefix;
+	for (int i=0; i<10000; ++i) {
+		h2[prefix + PIString::fromNumber(i)+"1234567890"] = PIString::fromNumber(randomi());
 	}
-	el = tm.elapsed_m(); piCout << el << h2.capacity() << h2.size();
+	el = tm.elapsed_m(); piCout << el << h2.capacity();
 
 	tm.reset();
-	for (int i=0; i<100000; ++i) {
-		m2[keys[i]] = prefix;
+	for (int i=0; i<10000; ++i) {
+		m2[prefix + PIString::fromNumber(i)+"1234567890"] = PIString::fromNumber(randomi());
 	}
 	el = tm.elapsed_m(); piCout << el;
 	piCout << "*********";
 
 	PIString _s;
 	tm.reset();
-	for (int i=0; i<100000; ++i) {
-		_s = h2.value(keys[i]);
+	for (int i=0; i<10000; ++i) {
+		_s = h2.value(prefix + PIString::fromNumber(i)+"1234567890");
 	}
 	el = tm.elapsed_m(); piCout << el << h2.capacity();
 
 	tm.reset();
-	for (int i=0; i<100000; ++i) {
-		_s = m2.value(keys[i]);
+	for (int i=0; i<10000; ++i) {
+		_s = m2.value(prefix + PIString::fromNumber(i)+"1234567890");
 	}
 	el = tm.elapsed_m(); piCout << el;
+
+	return 0;
 	//################################
 	CDPultWindow w;
 	w.show();