Updates the design of the asterisk glyphs, bar, and broken bar. Updates the hinting to the default asterisk in all styles. Adds an new Medium weight to the font project. Updates design of several box drawing glyphs to center them within glyph height/width.
Merge branch 'master' of https://github.com/adobe/source-code-pro

Conflicts:
	SourceCodeProReadMe.html
Merge pull request #47 from pauldhunt/master

Version 1.017
Removes reference to GitHub download section as they have been deprecated and points to SourceForge instead.
Fixes a typo in ReadMe.md file.