[VOTE] Accept User Admin contribution

[Richard S. Hall]

Adam Wojtuniak has offered to contribute his User Admin implementation, 
which he plans to continue to maintain, to Apache Felix. The source code 
is here:

    https://issues.apache.org/jira/browse/FELIX-1853
This message calls a vote on whether or not we accept this contribution.

[ ] +1 Accept User Admin contribution.
[ ] 0 Don't care.
[ ] -1 Do no accept User Admin contribution.