adapted code for newest version of GRob library
added GRob control objects
fixes
Merge branch 'master' of github.com:mxcube/mxcube
removed load_sample task
removed centring result checking
added ID30MultiCollect
use the new webservice for user login (ok for opid30a1)
refactored sample changer related code in AbstractMultiCollect
typos fixed
Merge branch 'master' of github.com:mxcube/mxcube