adding Houston chapter to database
HTX Meetup ID and team bios added
update Stacey's bio and add Facebook link
update Nona's picture
add Stacey's contact information
Merge pull request #84 from joshmedeski/city-houston

adding Houston chapter to database
Add favicon to precompile list
Try precompiling elsewhere
Fix Pittsburgh Chapter's Leader Info
fixed syntax of viewport meta tag
changed seed data: changed 'webmistress' to 'admin' and changed 'admin' to 'leader'
changed Ability model to match renamed roles for admin and leader
added development gems better errors and binding of caller
Fix Pgh seeds

With maximum self-abnegation :(
merged upstream/master