Only show commits to master

Update query:
"WHERE `Branch` = 'refs/heads/master'"
Add Facebook meta tags

Add og:* properties
app_id still needs to be set
Revert "Only show commits to master"

This reverts commit f6a21c6633cde5958003ff72c64e6fe4a30c0855.
Update Facebook meta tags

+ Set app_id from database.
+ Set locale
Revert "Revert "Only show commits to master""

This reverts commit ec163e823cbc12cabe434f133fbb5b681a6beb69.
Segment meta tags

Group into standard, schema.org, & Facebook meta tags
Make changes per Open Graph Debugger

Remove app_id & add type
Add Twitter Card

Add card & site. Most is a repeat of Facebook stuff.
Merge pull request #42 from shgysk8zer0/feature/32

Merge Feature/32