Made Acknowledgements Plist title configurable

lib/cocoapods/generator/acknowledgements/plist.rb

@@ -13,12 +13,16 @@ module Pod
 
       def plist
         {
-          :Title => "Acknowledgements",
-          :StringsTable => "Acknowledgements",
+          :Title => plist_title,
+          :StringsTable => plist_title,
           :PreferenceSpecifiers => licenses
         }
       end
-  
+ 
+      def plist_title
+        "Acknowledgements"
+      end
+
       def licenses
         licences_array = [header_hash]
         @pods.each do |pod|

spec/unit/generator/acknowledgements/plist_spec.rb

@@ -14,6 +14,12 @@ describe Pod::Generator::Plist do
     @plist.licenses.count.should == 3
   end
 
+  it "returns a string for the plist title" do
+    @pods[0].unstub(:license_text)
+    @pods[0].unstub(:name)
+    @plist.plist_title.should.be.kind_of(String)
+  end
+
   it "returns a correctly formed license hash for each pod" do
     @plist.hash_for_pod(@pods[0]).should == {
       :Type => "PSGroupSpecifier",