HELP-12313: properly handle the connectivity collection
1.1: updated the docs and readme to reflect recent work (introduction of the AuthToken object)
Updated README.md
Fix issues with auth token handling
Merge pull request #9 from 2600hz/HELP-12313

HELP-12313: properly handle the connectivity collection
Merge branch 'AuthTokenIssues' of https://github.com/fogeytron/kazoo-php-sdk into fogeytron-AuthTokenIssues
AuthTokenIssues: check if not-empty before attempting unset during reset
Merge branch 'fogeytron-AuthTokenIssues' into 1.1
AuthTokenIssues: added getAuthToken() and fixed the media raw function