Enhancement: Added 'sccp show hint lineStates' cli/ami function. Added 'sccp show hint subscriptions' cli/ami function. Extension: Added test message to display screenshot of all supported labels by a particular device (part of label research).

git-svn-id: https://svn.code.sf.net/p/chan-sccp-b/code/trunk@5680 43c1dc8c-776e-4df2-8ef1-6e829299be21
Enhancement: Added 'sccp show hint lineStates' cli/ami function. Added 'sccp show hint subscriptions' cli/ami function. Extension: Added test message to display screenshot of all supported labels by a particular device (part of label research).

git-svn-id: https://svn.code.sf.net/p/chan-sccp-b/code/trunk@5681 43c1dc8c-776e-4df2-8ef1-6e829299be21