Initial delivery of kafka operators. #2
Merge branch 'master' of github.com:IBMStreams/streamsx.messaging
Merge branch 'master' of github.com:IBMStreams/streamsx.messaging
moved Kafka functionality to a separate client class. added samples
fixed some initialization bugs #2
Merge branch 'master' of github.com:IBMStreams/streamsx.messaging

Added mqtt operators to the compile

Conflicts:
	com.ibm.streamsx.messaging/toolkit.xml
removed copied references to inet. #2
added copyright header #2
renamed operators #2
fixed pattern #2
Merge pull request #20 from rohitsw/master

Initial delivery of Kafka operators. resolves #2