Tested DbHandler.received method.
preserved the async logic on execute
Removed misleading comment and fixed the foreach convention
Added tests for printAll.
changed the input type of respond function.
Added test for getData
Scalariformed
Merge pull request #11 from vngrs/pr/10

Pr/10
Merge branch 'master' of git://github.com/xarion/tcp-async into xarion-master

Conflicts:
	build.sbt