Install Visual C++ Redistributable (2013) as part of windows install. Refs #681
[publish vcredist]
Fix path for vcredist download. [skip ci]
Add changelog entry for vcredist.
Merge pull request #738 from mapbox/vcredist

Bundle windows C++ runtime 2013 with win32 installer
Merge branch 'mb-pages' into layer-list-up

Conflicts:
	CHANGELOG.md