Merge pull request #17 from jwalkerbg/master

Added Bulgarian translation of several strings
zh.yml file translation Updated.
Merge pull request #18 from archonwang/master

zh.yml file updated.
Compatible with Redmine 2.0.0. (IssueID: #1012)
Remove previous code.
Change validate statement. (Applied rails3 style.)
Modify test codes. (For Redmine2.x)
Add rake file for test and doc.
Update version number to 0.0.7.

Signed-off-by: Akiko Takano <akiko.pusu@gmail.com>
Comment out one of test code.
Add Korean translation file. Thanks for Ki Won Kim. (IssueID: #1075)

Signed-off-by: Akiko Takano <akiko.pusu@gmail.com>
Rename rhtml to html.erb. Now preview is available.
(IssueID: #1077)

Signed-off-by: Akiko Takano <akiko.pusu@gmail.com>
Modify code. (Rereted to #1077)
Modify test code.
Rewrite test code.
Update code.
Change test_helper for CI.

Ref: https://github.com/colszowka/simplecov/issues/82
Update test code. (Prevent test_unit error)
Switch SimpleCov format in case using CI.
Add filter for SimpleeCov report.