Truncates message at 250 characters before HTML-escaping and linking
Fixes meatspaces/meatspace-chat-v2#45
Add autolink util function to link urls w/o protocol
make the links look linky when you hover over them
Merge pull request #49 from llkats/master

make the links look linky when you hover over them
Make chat limit 30.

This aligns it with the limit meatspace previously had. 15 seems to be
way too few with the larger videos, very hard to follow conversations.
Merge pull request #46 from jasonrhodes/protocol-links

Add autolink util function to link urls w/o protocol
Merge truncation with protocol-less linking changes.
Merge branch 'byronhulcher-linking'
Don't HTML escape entities identified by twitter-text-js, such as links