Update setup_mysql

I suppose the message is meaning to say the options.js file should say mysql.  The message instead says postgresql.
Always force '\n' not '\r\n' when getting the value out of CM to make windows happy
Merge pull request #209 from mluto/cm-on-windows

Always force '\n' not '\r\n' when getting the value out of CM
Merge pull request #186 from robogeek/patch-1

Update setup_mysql
Bump to 0.6.3
Pegged browserchannel version at ~1