[Repo] Use master branch of specs repo.

Rakefile

@@ -148,7 +148,7 @@ namespace :gem do
 
     # Update the last version in CocoaPods-version.yml
     puts "* Updating last known version in Specs repo"
-    specs_branch = '0.6'
+    specs_branch = 'master'
     Dir.chdir('../Specs') do
       puts Dir.pwd
       sh "git checkout #{specs_branch}"

lib/cocoapods/command/setup.rb

@@ -71,17 +71,16 @@ module Pod
       end
 
       def add_master_repo
-        @command ||= Repo.new(ARGV.new(['add', 'master', url, '0.6'])).run
+        @command ||= Repo.new(ARGV.new(['add', 'master', url, 'master'])).run
       end
 
       def update_master_repo
         Repo.new(ARGV.new(['update', 'master'])).run
       end
 
-      #TODO: remove after rc
       def set_master_repo_branch
         Dir.chdir(dir) do
-          git("checkout 0.6")
+          git("checkout master")
         end
       end