#55 factor out the pref panes
#55 have to work on split view...
Merge branch 'master' into develop
Merge branch 'master' into develop
Merge branch 'master' into develop
#55 put pref pane in a scoll view
#55 kind of fine tune
#55 display pref panes in the list
#55 reformat
#55 try to fit the pref pane content
Merge branch 'master' into develop

Conflicts:
	VimR.xcodeproj/xcshareddata/xcschemes/VimR.xcscheme
#55 use visual formatting language for width and height
#55 resize pref window according to selected pref pane
#55 make the window minimizable