improve dateSearch test
Add ulimit printing to travis. limit of proccess may be the reason to the outofmemory during tests run.
add date between tests
Using source filtering instead of fields when selecting fields and not *. source filtering will return _source field which is easier to parse. alos deleted special treatment for count which cause 0 rows when counting, even if was'nt the only field selecting.
change the max user processes which cause occasional outOfMemory in travis