prepared config/{preinitializer,boot}.rb for bundler
moved all used gems to Gemfile
Merge remote-tracking branch 'origin/develop' into bundler-integration
updated .travis.yml to use 'bundle' instead of 'rake gems:install'
removed 'bundle' from travis.yml again
set rails version to 2.3.16 in Gemfile
Merge branch 'bundler-integration' of git://github.com/nilclass/Crabgrass-Core into nilclass-bundler-integration
updated Gemfile, removed rake gems:install from travis file
removed unfinished test that was stopping travis build
updated INSTALL to use bundler
Merge pull request #3 from Crabgrass/nilclass-bundler-integration

Nilclass bundler integration