-Add Refresh command to File menu.
-Enable 'Refresh on Access' by default, like Eclipse for C/C++ package
-Reorder the File menu a bit so that Exit is last
Change-Id: I3636cd20da1a2523ca1574674cf6ebc59a124860
Signed-off-by: Marc-Andre Laperle <marc-andre.laperle@ericsson.com>