pull changes from master to dev on 2014-05-30

This update brings these approved pulls to the dev branch, so they can be tested on dev.buttonweavers.com:
* #891: implement stinger skill
* #888: fix spelling of doppelganger
* #892: fix die description text for one-sided dice
* #894: in compact mode, reflow action and chat logs to be more horizontally compact
* #897: only show the "change game message" text box when someone requests it

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