[Documentation] Fixed a small error in the README

Fixed a copy and paste error in the README.  It referred to
dleyna-server instead of dleyna-renderer.

Signed-off-by: Mark Ryan <mark.d.ryan@intel.com>
[Control Point] Get control point version

Signed-off-by: Regis Merlino <regis.merlino@intel.com>
[Tests] Fix 2 typos in rendererconsole.py

Fix for bug https://github.com/01org/dleyna-renderer/issues/118

Signed-off-by: Regis Merlino <regis.merlino@intel.com>