If first login with shibboleth, then set institution to the shib provider if it isn't set.
If first login with shibboleth, then set institution to the shib provider if it isn't set.

2015SebINF1340/dmptool,2015SebINF1340/dmptool,derDaywalker/dmptool,derDaywalker/dmptool,derDaywalker/dmptool,2015SebINF1340/dmptool,derDaywalker/dmptool