Fix flashing pipeline history for long pipelines (#246).
#130 - Copy pipeline JSON file and spec to new Rails.

* Just copied files. No changes.
#130 - Fix specs for pipeline JSON in new Rails.
Merge pull request #256 from mdaliejaz/dashboad_json_to_new_rails

#130 - Dashboad json to new rails
Merge pull request #247 from RikTyer/master

Fix flashing pipeline history for long pipelines (#246).
Merge pull request #257 from srinivasupadhya/master

fix javascript related issues.