TG is broke again, like after FF 34? update

[GoogleCodeExporter]

Before submitting the issue, please check that your version of TabGroups
Manager is the lastest stable one. (Check it in Firefox Extensions).  Yes

What steps will reproduce the problem?
1. Tabgroups is now doing the same as it was when FF 34 came along.  The recent 
update to 37 has now made all tabs appear in all groups.
2. I appear to have the latest version of TG installed. (Dec 2014.12.21.005
3. On one of my machines, have been getting memory handler issues from TG the 
last few days - perhaps another symptom.
4. I hope that someone is able to fix this - it is a tremendous product!



System Info:
What version of TabGroups Manager are you using? 2014.12.21.005
What Operative System are you using? 32 or 64 bits?  64
What version of Firefox are you using? 37.0.1
Are you using any other tab extension like Colorfull tabs, Multiple Tab
Handler, TabMix Plus..?  TabMix Plus


Please provide any additional information below and screens capture if
possible.

Original issue reported on code.google.com by [email protected] on 15 Apr 2015 at 6:10