Custom Buildpacks
PHP Add-on credentials
Java credentials guide
Java credentials: Review updates
Python Credentials Guide
Ruby Add-on Credentials
Update java example
Update ruby example
Update python example
Update php example
Memcachier: reword local setup
Memcachier: remove broken Django links
Add link to example application
Get packages index from S3 instead of Github
Fixed URL for New Relic's PHP-API Documentation
Quick review

Conflicts:

	Add-on Documentation/Data Storage/MemCachier.md
Create Documentation for Loaderio
Rename Loaderio to Loaderio.md
Loader.io fixes