simplified and corrected Imgur ruleset

Simplified and corrected Imgur ruleset since we now have full HTTPS support on imgure.com and its subdomains.
Conflicts:

	src/chrome/content/rules/Imgur.xml
[Imgur] Point store to myshopify

Regardless of whether the relevant comment above is true or not, I still
see a myshopify cert.

Conflicts:

	src/chrome/content/rules/Imgur.xml
[Imgur] Point img to i

Regardless of whether the comment above is true or not, img isn't
listening for ssl from:

	- a vpn
	- a tor exit node

So it's worth rewriting img to i, still.
[Imgur] Re-add comments
[Imgur] Re-secure cookies

(wtf?)
Delete this non-existent interface reference
Merge remote-tracking branch 'origin/3.0' into dev/android
Android version bump
Update changelog