openturns is marked for autoremoval from testing

[Debian testing autoremoval watch]

openturns 1.7-3 is marked for autoremoval from testing on 2016-08-27

It (build-)depends on packages with these RC bugs:
831143: hmat-oss: FTBFS with GCC 6: compression.cpp:717:25: error: there are no arguments to 'isnan' that depend on a template parameter, so a declaration of 'isnan' must be available [-fpermissive]