alias to return to a git project root

ghome
rename git alias to ls
rank contributors git script
update to v0.7.2 of dfm
Merge pull request #14 from lrascao/feature/support_other_shells

update shell rc load file
adjust comments to reflect support of zsh too
Merge branch 'master' into macosx

Conflicts:
	.shellrc.load
	bin/dfm
add sublime as git core editor with easy alias
update apps