add link to add user on new theme screen.
Merge pull request #20 from babystars/zero-user-zero-theme

add link to add user on new theme screen.
SimpleCovでカバレッジをとれるように変更
SimpleCovで出力される結果をRCov形式で出力するように変更
limit theme-info area to work user selection combo.
adjust theme maxlength and add style of word-wrap.
adjust maxlength of user name and theme title again.
Merge pull request #22 from babystars/issue-of-not-selecting-user

Issue of not selecting user
Merge pull request #21 from babystars/coverage-settings

Coverage Settings
Merge branch 'master' of github.com:babystars/babystar into metrics

Conflicts:
 Gemfile
 Gemfile.lock