Change README format from rst to rdoc.
Change README format from rst to rdoc.
Add Gemfile. refs: #18
Move lib/redmine_reposearch.rb to lib/reposearch_engine.rb
Update test_helper to 2.x. refs: #18
Update README to 2.1.x. refs: #18
Remove unused module.
Migrate to redmine 2.x. refs: #18