students couldn't initiate conferences, even if authorized
students couldn't initiate conferences, even if authorized

fixes #3797

Change-Id: I8efe888865815b4ef02e9bc30c03b7469102606e
Reviewed-on: https://gerrit.instructure.com/2271
Tested-by: Hudson <dfb64870173313a9a7b56f814c8e3b33e268497a@instructure.com>
Reviewed-by: JT Olds <0857133ffcd232122dc51ad55bf5fcc9d60af5d3@instructure.com>

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