Password reset

UserResource.java

   @PUT
    @Path( "password" )
    public JSONWithPadding setUserPasswordPut( @Context UriInfo ui, Map<String, Object> json,
                                               @QueryParam( "callback" ) @DefaultValue( "callback" ) String callback )
            throws Exception {

        if ( json == null ) {
            return null;
        }

        String oldPassword = string( json.get( "oldpassword" ) );
        String newPassword = string( json.get( "newpassword" ) );

        if ( isServiceAdmin() ) {
            management.setAdminUserPassword( user.getUuid(), newPassword );
        }
        else {
            management.setAdminUserPassword( user.getUuid(), oldPassword, newPassword );
        }

        ApiResponse response = createApiResponse();
        response.setAction( "set user password" );

        return new JSONWithPadding( response, callback );
    }