socket input operator
removed the write option
added another test case
changed the operator with the feedback
Merge branch 'socketOperator' of https://github.com/gauravgopi123/Malhar into dt-0.9.5
added the test file for input data
Merge branch 'socketOperator' of https://github.com/gauravgopi123/Malhar into dt-0.9.5
Merge branch 'dt-0.9.5' of github.com:DataTorrent/Malhar into dt-0.9.5