Revert "added an syntax error to test travis-ci build"

This reverts commit 8538e4cf3dc48ee07c319c52ae2c8d8dcd338db8.
moved various operation to BaseResource class to be used by other
resources as well.
added an initial revision of ServerResource
added method 'constructMinimalServerInfo' in base resource
added a simple implementation of getServerInfo(String serverName)