add project actions Clean and Rebuild

now watch for all directories and update tree immediately

project_fs/CMakeLists.txt

@@ -0,0 +1,7 @@
+#cmake_minimum_required(VERSION 3.17)
+#project(ProjectFilesystemPlugin)
+#include($ENV{SDK_QTCREATOR_SRC}/cmake/QtCreatorAPI.cmake)
+file(GLOB SRC "*.h" "*.cpp" "*.ui" "*.qrc")
+add_qtc_plugin(ProjectFilesystemPlugin
+  PLUGIN_DEPENDS Core ProjectExplorer
+  SOURCES ${SRC})