Correct some weirdness in connman services dict

Change-Id: Ia282eb5d1d8bba149ed7582c65727f51466b55e2
:book: documentation and cleanup

Change-Id: I5423a3fd92b05e6425e5c1ea371fc46a5f50b7c1
small fixes

Change-Id: I6174a3294d8bfa34ee22760f49df64197908b08e