Introduced getopt and port numbers

Added a port option to the rmux command for the ssh connection using getopt

Conflicts:
	bin/rmux
Merge pull request #3 from schtibe/devel

Introduced getopt and port numbers
Fixed the arguments

Enable pass through arguments to ssh
Merge pull request #4 from schtibe/devel

Fixed the arguments
* made schtibe port patch more platform independant
* cleanup code
* cleanup code
* documentation about new features