* master:
  [Command::Spec::Linter] Fix - Skip documentation generation
  [Config#doc] Renamed to generate_docs
  [Command::Spec::Linter] Bug fix.

- moved Specification#validate! to Linter
- fixed FileList bugs
- cleaned up

Related to [#239]

raising.

* 'master' of github.com:CocoaPods/CocoaPods:
  Instead of generate a dummy source file for each target, generate one in pod installer#install!
  Remove the '-all_load' linker flags by default. Issue #234.

Instead of generate a dummy source file for each target, generate one in pod installer#install!

Add the '-ObjC -all_load' linker flags by default. Closes #6.

* 'master' of github.com:CocoaPods/CocoaPods:
  Make sure pod removes the .git directory when cleaning (using github downloader)
  remove unused lines
  Add dummy source related spec to integration spec Fix a bug that pod name with '-' will make dummy source generate inproperly
  implement unit test for dummy source
  Move the generated dummy file under "Target Support Files/Pods"
  add a dummy source file to Pod, so that in case no source files presented, the pod lib would still compile

Add dummy source file to Pod project

Make sure pod removes the .git directory when cleaning 

Fix a bug that pod name with '-' will make dummy source generate inproperly

add a dummy source file to Pod, so that in case no source files presented, the pod lib would still compile

[Pod::Command] Added --no-color option