added keyboard shortcut for ctrl+l to clear and cleaned up formatting a bit
added keyboard shortcut for ctrl+l to clear and cleaned up formatting a bit

git-svn-id: 4ba7b81173977ebd6d74bb0dbf463083b3f7f54c@299431 b8457f37-d9ea-0310-8a92-e5e31aec5664

jerodsanto/wordpress-console,jerodsanto/wordpress-console