pyngcgui fixes for deb packaging

 1) Makefile              copy gremlin_view.ui to correct dir for deb pkg
 2) Makefile              copy popupkeyboard.ui to correct dir for deb pkg
 3) gremlin_view.py       determine BASE correctly for standalone program
 4) pyngcgui.py           determine BASE correctly for standalone program
 5) pyngcgui.py           remove gladevcp-specific part, relocate to lib/python
 6) hal_pyngcgui.py       (new) gladevcp-specfic part in lib/python/gladevcp
 7) pyngcgui.py           bugfix for auto_file when using [DISPLAY]PROGRAM_PREFIX
 8) pyngcgui.py           add cmdline option sendtoaxis
                              (for standalone with axis gui)
 9) pyngcgui.py           update --help display