Merge pull request #673 from jyotisingh/build_fix

Fixing assertion in test so it passes on windows
<%= to <%== in server health message
Merge pull request #677 from srinivasupadhya/fixes

<%= to <%== in server health message
#667 fixed issue with stage history api when there are multiple jobs within stage
Merge pull request #680 from pshivana/rails4_defect_fixes

#667 fixed issue with stage history api when  multiple jobs in a stage