Minor fixes.

lib/cocoapods/installer/target_installer.rb

@@ -35,7 +35,7 @@ module Pod
       #
       # @return [void]
       #
-      def install
+      def install!
         add_target
         add_build_files_to_target
         add_file_reference_for_support_files

spec/spec_helper/bacon.rb

@@ -76,7 +76,7 @@ module Bacon
   #
   module TestUnitOutput
     def handle_specification(name)
-      print ':'
+      print Bacon.color(nil, ':')
       yield
     end
 

spec/unit/installer/target_installer_spec.rb

@@ -49,7 +49,7 @@ describe TargetInstaller = Pod::Installer::TargetInstaller do
       # Prevent raise for missing dummy project.
       Pathname.any_instance.stubs(:exist?).returns(true)
       @pod.add_file_references_to_project(@project)
-      @installer.install
+      @installer.install!
     end
 
     it 'adds a new static library target to the project' do