Mv etc -> share, use applicationDirPath (fixes #30)

Also build outside of bin.

Conflicts:
	dwarftherapist.pro
Add DATADIR, search_paths for game_data.ini
Log to stderr on Linux systems
Merge branch 'gitignore' into DF2014
Merge branch 'share' into DF2014
Merge branch 'stderr' into DF2014
Merge branch 'travis' into DF2014
Merge branch 'unused_decls' into DF2014