Revert "Google: Remove translate command since their API is gone"

This reverts commit 304facd1672ee7f359f40e46b88f2bccfb1de65b.

Conflicts:
	plugins/Google/test.py
Google: Add translate command (needs testing)

https://github.com/myano/jenni/blob/master/modules/translate.py
is where I got the idea from. Say thanks to sbp and yano too! :)

Conflicts:
	plugins/Google/plugin.py
Merge branch 'testing' of github.com:ProgVal/Limnoria into testing