[ublas] first merges for 1.43

Subject: [ublas] first merges for 1.43
From: Gunter Winkler (guwi17_at_[hidden])
Date: 2010-04-06 16:21:45

Hello,

I merged the changes for 

* https://svn.boost.org/trac/boost/ticket/3501
* https://svn.boost.org/trac/boost/ticket/3968

into release branch.

The attached file shows my favorite merge procedure.

mfg
Gunter

PS: Please notify me and David if any important bug fix is needed for 
next release becaue the merge window will close very soon.