Bump packaging dependence to fix issue with conda packaging
Update packaging pin on bob-devel following release of version 19.2 on conda channel (https://github.com/ContinuumIO/anaconda-issues/issues/11236)
Update packaging pin on bob-devel following release of version 19.2 on conda channel (https://github.com/ContinuumIO/anaconda-issues/issues/11236)