COOPR-567: split server APIs to separate ports
COOPR-567: fix tests due to server API changes
COOPR-567: code clean up
COOPR-567: code improvements
COOPR-567: remove unnecessary line of code
Merge remote-tracking branch 'upstream/develop' into coopr-567

Conflicts:
	coopr-server/src/main/java/co/cask/coopr/http/HandlerServer.java
	coopr-server/src/main/java/co/cask/coopr/runtime/ServerMain.java
	coopr-server/src/test/java/co/cask/coopr/BaseTest.java
COOPR-567: added ability to configure APIs separately
Merge pull request #772 from cybervisiontech/coopr-567

COOPR-567: Split server APIs to separate ports.