Introduced FBID in tests/python example. Fixed type error leading to segfault

Now test/python also demonstrate large C pragmas in ST, accessing complex types

Even more pedagogical tests/python. Renaming will not help

More pedagogical tests/python. Should be renamed python_ctypes_and_C_pragmas_in_ST or something

Fix bug in TextViewer when starting text with '{' character

Adding support for quickly changing variable and connection type

Adding button in ConnectionDialog to propagate connection name modification to all connections with the same name in POU

Adding support for selecting variable type filtering in BrowseLocationsDialog and modify variable type when validated

Fixing bug in PLCGenerator with user defined functions and standard overloaded function

Adding datatypes defined in ConfNode as possible function return type

Fix support for adjusting block size to block minimum size and to Viewer scaling

Added FBID variable to PY_EVAL evaluation context. FBID does identify uniquely py_eval block instance triggering execution

Fixed error message occuring sometime when quitting runtime from tray menu

Fix bug in RestoreLastLayout mechanism when last window size was default window size

Replacing text buttons by bitmap buttons for variable grid in CFileEditor