PKG: Add attributions to contributors.txt
DOC: Change algorithm for depth of API generation

Previously, apigen documented all but the bottom-most level of modules in the package tree. This caused problems when different subpackages had different depths. Instead, just document subpackages (ignore python files, whose public functions should already be loaded into the subpackage).
BUG: Remove unused fopenmp compile args.
PKG: Set version to 0.7.1.
Open image files in default binary write mode

Fixes test failure on Windows
Fix ValueError: Buffer dtype mismatch on 64 bit platforms
Fix: round function is not provided by libc.math on all platforms
Fix: round function is not provided by libc.math on all platforms
Fix: 'inline' not permitted on data declarations
Fix: 'inline' not permitted on data declarations
Document correct parameter types
PKG: Start 0.8 development cycle.
PKG: Clarify instructions for gh-pages.

Also, clean up some whitespace.
PKG: Update release notes.

Note: added extra spacing around sublists because docutils will complain otherwise.
COSMIT some pep8
PKG: Add attributions to contributors.txt
DOC: Change algorithm for depth of API generation

Previously, apigen documented all but the bottom-most level of modules in the package tree. This caused problems when different subpackages had different depths. Instead, just document subpackages (ignore python files, whose public functions should already be loaded into the subpackage).
DOC: Fix typo in release instructions.
Add new doc theme
Remove uncompressed bootstrap files