Revert "integrated the rcsslogplayer.rb and rcsssmonitor.rb to rcsssserver.rb."

This reverts commit bdcc92a87dcf13ddba8c6afaa42d123a216e9997.
integrated the rcsslogplayer.rb and rcsssmonitor.rb to rcsssserver.rb.
added HEAD support for rcssmonitor, rcsslogplayer.
version up: rcssmonitor 15.1.1, rcsslogplayer 15.1.1