Merge pull request #76 from daveism/master

added new abc logo and linked it
Merge pull request #77 from daveism/master

added new abc logo and linked it
Changed registration deadline
Merge pull request #78 from cwhite911/master

Changed registration deadline
Update _config.yml

Corrected email address.
Merge pull request #79 from sbarnwell/master

Corrected CfA email address on Code for Asheville page.