Merge pull request #1 from SOCRedu/db

Merging db branch to development branch
Merge pull request #2 from SOCRedu/db

Db
Merge pull request #3 from SOCRedu/db

Updated dbEventMngr. #TODO: code-style should be corrected (spacing mostly).
typo in getData template url fixed.
SOCRFW-63 ignore max_length_error in brunch
.gitignore updated
setting up new development env issue fixes
improve mediator console messages
making all the 91 test cases pass
SOCRFW-6 #close test cases for mediator updated
Update mediator.coffee

linting error by brunch fixed.
karma config file upgraded to the new syntax dictated by latest karma version.
trying to make test cases run on travis-ci. Chrome doesnt open, so trying firefox-launcher.
moved from chrome to firefox browser to run test cases.
#SOCRFW-69 1h updating test cases with real datasets. Explore all different types of datasets we will be dealing with, update test cases accordingly