BZ-13348 Add 'isUndefinedOrNull' function to Utils. Simplifies checking for these things.
BZ-13348 Added Utils.exists - the inverse of isUndefinedOrNull.
BZ-99999 Adding functions for testing date(strings) w. 'isValidDate' and boolean w. 'isBoolean'
Merge remote-tracking branch 'origin/UberUnderwriter' into DEV20141009
BZ-13826: beautification