[development] Consolidating duplicate contrib modules for D7

[Daniel F. Kudwien]

> Yes, agree to all. And imho, NOW (i.e. BEFORE a D7 final) is 
> a good time to adapt such a more cooperative contrib 
> development mode. Once all the competing modules have D7 
> versions, the problem is just prolonged for about two years until D8.
> And at the same time, some tools part of the workflow could 
> be improved, too. Migration to GIT (only the D7 repository!), 
> testing bots, etc. Of course it's a lot of work. Getting it 
> done requires the commitment to do it.

Change happens by contribution.  It seems you are highly interested.  So why
don't you pick your most annoying candidates, do and publish a module
comparison, contact the maintainers and get them talking to each other to
get the ball rolling?

sun