Remove hint processing from __Construct and place in getbuttons, only place where used
Return hint information in correct format from ami, to avoid second formatting
Optimise db calls for hints to speed loading of add/edit device.
Change db search criteria for sip / sccp to improve performance
Use Toast for Save and continue success message
Improve db write performance by simplifying formatting
codecs were stored as a ',' separated list while chan-sccp expects a ';' separated list
Correct all existing db values when running installer
make sure that disallow is not unset in installer (set to all)
make sure that disallow is not empty
correct help text