[Source] Support search for Pods with similar names
[Gemfile] Added Tailor gem
[Rakefile] Added default config for Tailor
[Rakefile] Added Tailor tasks
[Tailor] Tune configuration
[Rakefile] Tailor requires Ruby > 1.9.3
Fix code style
[Tailor] Improve settings
[Bundle] Update
[Rakefile] Minor fixes
[Specification::Set] Improve required_by_logic
[Bundle] Restore compatiblity with Ruby 1.8.7
Added sources hash key and source method to podfile
Add documentation folder as gitignore
Moving sources to contain names of repo sources instead of endpoints

Also updating previous work according to comments of pull request.
Modify aggregate to support given repositories directories
instead of default one
Update doc to specify order of sources
remove debug output
Remove aggregate repo_dirs argument
Passing array of Pathnames for aggregate tests