Add debug logging to the installer
Add `berks search` command for searching remote sources
Merge pull request #1092 from berkshelf/sethvargo/berks_search

Add `berks search` command for searching remote sources
allow dev to specify .ruby-version file
formatting fixes
you can't freeze the VERSION constant

rubygems does not like this
remove Berksfile and Berksfile.lock from chefignore file
Merge pull request #1096 from berkshelf/remove-ignore

remove Berksfile and Berksfile.lock from generated chefignore file
Merge pull request #1087 from berkshelf/sethvargo/installer_logs

Add debug logging to the installer
Add a feature for installing multiple cookbooks from the same repo with rel
Remove AWS example
Rename #download to #install
Delegate cached_cookbook to the location if it is present
Install all location dependencies, regardless of installation method
Cleaup unused Dependency methods
Update API for locations
Update API for git locations

This commit fixes a bug where we implicitly installed dependencies when
checking for the presence of a cached cookbook.
Update API for Path locations
Remove unused scm_location? method
Fix airity of BaseLocation#install