Adding code coverage with coveralls.io.
Removing unnecessary bootstrap.php attribute from phpunit config.
Readding drush logging when we're running in a drush context.
Stubbing out shelltask to replace build hook convenience methods.
Adding functional shell task and test.
Updating project badge to display information abot the appropriate branch.
Updating dependencies to include coverall for code coverage.
Switching shell task to throw the task exception, adding test cases that throw the exception.
Adding coveralls code coverage badge to the readme.
Fixing coveralls source location.
Removing deprecated default task registration code.
Create task stacks from annotations.
Updates to README.
Ensure that we are properly maintaining refernces to the tasks array inside the task loader, ensure that we are testing all methods.
Adding accidentally omitted task annotation fixture.