many changes, need testing

rewrite PIDiagnostics, but not fully testing
change PIQueue to PIDeque
many fixes in PIBaseTransfer, it will be threadsafe and stable


git-svn-id: svn://db.shs.com.ru/pip@187 12ceb7fc-bf1f-11e4-8940-5bc7170c53b5

src/io/pidir.cpp

@@ -228,7 +228,7 @@ PIVector<PIFile::FileInfo> PIDir::entries() {
 	PIString p(dp);
 	if (dp == ".") dp.clear();
 	else if (!dp.endsWith(separator)) dp += separator;
-	//piCout << "entries from" << p;
+//	piCout << "start entries from" << p;
 #ifdef WINDOWS
 	if (dp == separator) {
 		char letters[1024];
@@ -287,6 +287,7 @@ PIVector<PIFile::FileInfo> PIDir::entries() {
 	}
 	free(list);
 #endif
+//	piCout << "end entries from" << p;
 	return l;
 }