Swapped the summary and description fields of the Gemspec file.
Create a Lanefile that is used after a new project is generated to locate the main project and testing target.
Model files are now added to the Xcode project in the 'generate model' command.
Fixed various issues related to unit testing.
Provider files are now added to the Xcode project in the 'generate model' command.
Prevented duplicate files references from being added to the project.
Bumped version to 0.3.5
Added recent changes to CHANGELOG file for version 0.3.5.