[gemspec] Bump Xcodeproj dependency to 0.14

Gemfile.lock

@@ -17,10 +17,10 @@ GIT
 
 GIT
   remote: https://github.com/CocoaPods/Xcodeproj.git
-  revision: 3187d3afaa27d20e41d6cee7667127be9c7eb60d
+  revision: 33d4a70380f1a141dec3a7da727e7c77ed191e0e
   branch: master
   specs:
-    xcodeproj (0.13.1)
+    xcodeproj (0.14.0)
       activesupport (~> 3.0)
       colored (~> 1.2)
 
@@ -59,7 +59,7 @@ PATH
       escape (~> 0.0.4)
       json (~> 1.8)
       open4 (~> 1.3)
-      xcodeproj (~> 0.13.1)
+      xcodeproj (~> 0.14.0)
 
 GEM
   remote: http://rubygems.org/

cocoapods.gemspec

@@ -30,7 +30,7 @@ s.files = Dir["lib/**/*.rb"] + %w{ bin/pod bin/sandbox-pod README.md LICENSE CHA
   s.add_runtime_dependency 'cocoapods-core',       "= #{Pod::VERSION}"
   s.add_runtime_dependency 'claide',               '~> 0.3.2'
   s.add_runtime_dependency 'cocoapods-downloader', '~> 0.2.0'
-  s.add_runtime_dependency 'xcodeproj',            '~> 0.13.1'
+  s.add_runtime_dependency 'xcodeproj',            '~> 0.14.0'
 
   s.add_runtime_dependency 'colored',       '~> 1.2'
   s.add_runtime_dependency 'escape',        '~> 0.0.4'