updated gemspec for jquery-rails 3
1) substituted 'spec' for 's'
2) added testing gems
3) added dummy_app gem for generating /test/dummy
moved location of helpers.rb so it can be required
added mocha for mock testing
uncommented the rest of the install generator code
setup the install generator to start test the install commands
setup travis ci testing for project
create the dummy app before running test suite
add travis ci status to read me (master branch)
changed to BSD-3 license
added changed log
bump version to 0.0.2
update gemspec for release