Prevent stable branches to use glancelcient 0.14.0

This version contains a bug introduced that prevents using that specific
version of the client with older openstack deployments. The fix is:
I8c871f11b909337bd7df19b77e606772dbc634b2 and was released in 0.14.1

Change-Id: I46b01da2f2fee805281513434099e4c5ebbee8f9
Merge "Prevent stable branches to use glancelcient 0.14.0" into stable/icehouse