add dummy app for engine testing
use ruby-version instead of deprecated rvmrc
add binstubs for rake and rails
upgrade to rails 4
use patch method in update form
add Gemfile.lock to repo
load the translation scope for processing

“Relation#all is deprecated” so we need to eagerly load the records so
we can do something with them.
remove deprecated 'all' call

to_a on the scope is enough to load all records
remove bin files
remove gemfile.lock from gem

http://yehudakatz.com/2010/12/16/clarifying-the-roles-of-the-gemspec-and
-gemfile/