ignoring folders and qm and  fix about problem

- Ignoring *.qm files and jpconj/ libjpconj folders
- Add some Doxygen comments to libjpconj/verbform.cpp
- Add @zsmahi to licence part in about dialog
- Eliminating some commented instructions
- Fix about dialog problem by changing "Qt::Tool" flag by "Qt::Dialog" flag
- Change version to 0.3