expconf does not allow to add 2D channels to the MG
patch was send to the mailing list and applied to the develop branch.
Fix bug-116: add TwoDExpChannel to exp channels
Merge branch 'bug-116' into develop
Delay check of the roles in CreateController cmd
motor_ids rely on pool ctrl rather than Tango dev
Raise the exception of invalid roles
problem while installing PyTango 8.1.1 with pip (using pip 1.4.1)