NF: add slave scripts for clean wheel testing
Update master for wheel build
BF: add git to path for clean OSX builder
RF: update master.cfg to use virtualenvs
Add links for virtualenv and nose
BF: remove nose from installed packages
BF: fix workdir typo; add nose to wheel requires
NF: add more speculative wheel builds
BF: fix bug in creating command list
BF: it turns out I can't add 6 to 3
RF: oops, forgot renaming of factory variable
Merge branch 'master' into virgin-wheels

* master:
  ENH: sendToInterestedUsers seemed do nothing for seaborn, adding Michael explicitely
NF: add h5py tests
RF: remove build directory before installs
RF: extend wheel tests to scipy stack

But only test sympy partially - tests are too slow to do the whole thing.
RF: refining the wheel build chain
NF: add requirements file test
Add requirements flag to wheel building function
BF: fix bugs with setting names
RF: add schedulers, work round test errors