Silent mode#76

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ObserverHerb wants to merge 2 commits intorikai:develfrom

ObserverHerb:silent_mode

Commits on Nov 30, 2016

Added extensions.rb which monkey patch's Chinch's Chinch::User::send to check for environment variable
Herb Miller Jr
committed
Applied SILENT_MODE monkey patch to reply and action_reply as well.
Herb Miller Jr
committed