Implemented rfb/Configuration similar to the native client methods. Added equivalent...

Implemented rfb/Configuration similar to the native client methods. Added equivalent cmd line options for all native client options except "-menuKey", which needs a little more work on the GUI side before it can be added.

git-svn-id: svn://svn.code.sf.net/p/tigervnc/code/trunk@4913 3789f03b-4d11-0410-bbf8-ca57d06f2519