[SourceManagers] Fix CocoaPods spelling

See #933

lib/cocoapods/sources_manager.rb

@@ -176,11 +176,11 @@ module Pod
           version_msg = ( min == max ) ? min : "#{min} - #{max}"
           raise Informative, "The `#{dir.basename}` repo requires " \
           "CocoaPods #{version_msg}\n".red +
-          "Update Cocoapods, or checkout the appropriate tag in the repo."
+          "Update CocoaPods, or checkout the appropriate tag in the repo."
         end
 
         if config.new_version_message? && cocoapods_update?(versions)
-          UI.puts "\nCocoapods #{versions['last']} is available.\n".green
+          UI.puts "\nCocoaPods #{versions['last']} is available.\n".green
         end
       end
 

spec/unit/sources_manager_spec.rb

@@ -101,16 +101,16 @@ module Pod
       it "informs the user if there is an update for CocoaPods" do
         SourcesManager.stubs(:version_information).returns({ 'last' => '999.0' })
         SourcesManager.check_version_information(temporary_directory)
-        UI.output.should.match /Cocoapods 999.0 is available/
+        UI.output.should.match /CocoaPods 999.0 is available/
       end
 
       it "raises while asked to version information of a source if it is not compatible" do
         SourcesManager.stubs(:version_information).returns({ 'min' => '999.0' })
         e = lambda { SourcesManager.check_version_information(temporary_directory) }.should.raise Informative
-        e.message.should.match /Update Cocoapods/
+        e.message.should.match /Update CocoaPods/
         SourcesManager.stubs(:version_information).returns({ 'max' => '0.0.1' })
         e = lambda { SourcesManager.check_version_information(temporary_directory) }.should.raise Informative
-        e.message.should.match /Update Cocoapods/
+        e.message.should.match /Update CocoaPods/
       end
 
       it "returns whether a repository is compatible" do