mediagoblin -> mediagoblin

Thanks Luismi for pointing this out!
Tyops in deployment docs as pointed out by @latchkeyed@identi.ca.

Thanks for noticing and correcting!
make exif a submodule

Updates it to latest which includes a fix for a 100% hang on a jpg without any EXIF data:
https://www.dropbox.com/s/m5l185qxq9w5mzk/raspberry-pi-gpio-cheat-sheet.jpg

Signed-off-by: Alon Levy <alon@pobox.com>
Changing "su -" to just "su"... considerably simpler.

I don't think inheriting environment stuff is a serious issue.
Explicitly use /bin/bash even if shell is /bin/false
Remove mention of blog plugin in config
added new slugify with unidecode
Adding Boris to AUTHORS
The default failures are just way too verbose.  Quieting them down a bit.

This commit sponsored by Chad Glendenin.  Thanks!
fixes to blog url generation
Fix version conflicts we were hitting with six
Fix Babel version restriction.  Onward and upward!

(Fix suggested by simonft... thanks!)
commiting some improvements
EXIF returns less data than it used to...
Babel now requires >= 1.0
six==1.5.2
I guess this also fixes it and is nicer
Okay, nm, that didn't fix it.  Setting it back.  Sigh.
Removing extlib submodule and switching it to being a package.

Much nicer!

This commit sponsored by Cameron Merkel.  Thanks Cameron!  Good luck
with yer projects!
Make the MediaGoblin databse user creation more deterministic.

Thanks RuiSeabra for the suggestion!

This commit sponsored by Chad Glendenin.  Thanks, Chad!