MAINT: update SfePy description in Topical Software
Merge pull request #23 from rc/update-sfepy-desc

MAINT: update SfePy description in Topical Software
ENH: add KryPy package to topical software index
Merge pull request #24 from andrenarchy/patch-1

ENH: add KryPy package to topical software index
RF: gfortran for OSX 10.6 link was dead

Change to another link to the same binary.
Merge pull request #25 from matthew-brett/osx-gfortran-binaries

RF: gfortran for OSX 10.6 link was dead
DOC: fix rst rendering issues with code samples
Fixed SymPy homepage link
Merge pull request #28 from thilinarmtb/Fix_SymPy_Link

Fixed SymPy homepage link
Merge pull request #27 from andreas-h/win_formatting

DOC: fix rst rendering issues with code samples
DOC: update OS X build instructions.
Merge pull request #29 from rgommers/update-osxbuild-instructions

DOC: update OS X build instructions.
Makefile: ensure fixperms runs even if rsync fails
Makefile: add --delete-after to rsync
Split navigation to separate "scipy stack" and "scipy library" parts.

This makes the Scipy library pages a sub-site of the main site.
Bias the top-level site less towards Numpy+Scipy
scipylib: replace the 'distributions' section with a link to scipy stack install instructions
scipylib: fix build instructions navigation
Replace Scipy -> Scipy library in a number of places
Updated install.rst to make it easier to find official binary downloads.