Use master instead of non-existing branches.

Gemfile

@@ -15,7 +15,7 @@ gem 'json', '1.7.7'
 
 group :development do
   cp_gem 'claide',               'CLAide'
-  cp_gem 'cocoapods-core',       'Core', 'tvos-support'
+  cp_gem 'cocoapods-core',       'Core'
   cp_gem 'cocoapods-downloader', 'cocoapods-downloader'
   cp_gem 'cocoapods-plugins',    'cocoapods-plugins'
   cp_gem 'cocoapods-search',     'cocoapods-search'
@@ -23,7 +23,7 @@ group :development do
   cp_gem 'cocoapods-trunk',      'cocoapods-trunk'
   cp_gem 'cocoapods-try',        'cocoapods-try'
   cp_gem 'molinillo',            'Molinillo', '0.3-stable'
-  cp_gem 'xcodeproj',            'Xcodeproj', 'tvos-support'
+  cp_gem 'xcodeproj',            'Xcodeproj'
 
   gem 'cocoapods-dependencies'
 

Gemfile.lock

@@ -7,11 +7,11 @@ GIT
 
 GIT
   remote: https://github.com/CocoaPods/Core.git
-  revision: 623ca5ca1dc15ba9e8abab5c3b1a7f7f3deae833
-  branch: tvos-support
+  revision: 9cc774457e8326e7fed6961bab83cefeac67f266
+  branch: master
   specs:
     cocoapods-core (0.39.0.beta.4)
-      activesupport (>= 3.2.15)
+      activesupport (>= 4.0.2)
       fuzzy_match (~> 2.0.4)
       nap (~> 1.0)
 
@@ -24,8 +24,8 @@ GIT
 
 GIT
   remote: https://github.com/CocoaPods/Xcodeproj.git
-  revision: 06283f254e8137c4d9512d29b91afd1fdcfa053c
-  branch: tvos-support
+  revision: 8347cca0149d6506c0a785a8faa7f6a17dee29fd
+  branch: master
   specs:
     xcodeproj (0.27.2)
       activesupport (>= 3)