[rake] Fix catching errors in Rakefile before bootstrapping.
[ErrorReport] List the installed plugins

[ErrorReportSpec] Update spec to include plugins list

[Hound] Clean up error report

[Hound] Remove explicit curly braces for hash in error report spec

[ErrorReport] Ensure plugins are sorted

Use the new CLAide::PluginsHelper method
[PodTargetInstaller] Fixed static analysis in Xcode 6

Closes https://github.com/CocoaPods/CocoaPods/issues/2402

Conflicts:
	CHANGELOG.md
Merge pull request #2214 from CocoaPods/error-report-plugins

[ErrorReport] List the installed plugins
[Command] Add option to configure project directory

[Command] Only set project directory if specified

[Specs] s/current working dir/project dir

[Command] Restore call to super in validate!

[Command] Make project directory parameter clearer

[Rubcocop] Fix argument alignmend in command.rb

[Command] Move project directory logic to its own module
Merge pull request #2184 from CocoaPods/config-project-directory

[Command] Add option to configure project directory
[gemspec] Bump CLAide to 0.7.0.
[Gemspec] Update to unreleased cocoapods-plugins

This feels so wrong.
[Gemspec] Bump cocoapods-try

I know this isn't out yet... Circular dependencies are fun right.
[gemspec] Bump cocoapods-trunk

Just the last time now
[bundle] Update dependencies
[ProjectDirectory] Make the help line for --project-directory shorter
[RuboCop] Use Symbol.to_proc everywhere!
[CHANGELOG] Make code block render on GitHub.
[CHANGELOG] Style fixes.
[CHANGELOG] Present tense.
[CHANGELOG] Improvements.
[CHANGELOG] Fix line length and Englishify.
[CHANGELOG] Improve slightly.
[RuboCop] Silence rubocop in the unit tests