Remove unused source files.
Remove OS-specific entries from .gitignore.

.gitignore should only store items that are generated by the code in the
repository. If your operating systems generates temporary files, put
those in your .gitignore_global.
Move etc -> share, use applicationDirPath
Build Dwarf Therapist out of bin
Use process_vm_{read,write}v instead of ptrace

This approximately doubles the speed of Dwarf Therapist on Linux, and
fixes #73.
Merge branch 'unused' into DF2014

Conflicts:
	src/memoryreader.cpp
Merge branch 'share' into DF2014
Merge branch 'gitignore' into DF2014

Conflicts:
	.gitignore