Mercurial support for gem development. bundle gem_name --hg
Full mercurial support also as gem source. Test suite for mercurial gem source.
It works as a git source but uses hg keyword, no submodules.
Escape single quotes with the URI like in 4fc8385c4394680cc597
Added test for mercurial
Fixed some mercurial tests.
Dir.exist? does not exists in ruby 1.8.7
travis needs mercurial to run tests
fix spec
fix file layout
fix
fix