Merge pull request #46 from vervas/master

Extend the SSL documentation with instructions how to update expired certificates
Move Hosted Graphite doc to Performance & Monitoring
Move IndexDepot doc
Merge pull request #49 from mkorszun/index-depot

Move IndexDepot doc
Merge pull request #47 from mkorszun/hosted-graphite

Move Hosted Graphite doc to Performance & Monitoring
Rename and update
Merge pull request #50 from mkorszun/codeship

Rename "Rails on Fire" to "Codeship"
removed rocket from images as it will be put into each hello world app repository now
Update Add-on Documentation/Messaging & Mobile/SendGrid.md

Added one line that ppl must login to sendgrid and complete the setup wizard to use sendgrid
Fixed broken links in Platform and Worker Add-on Documentation
Added Phrase Add-on Documentation and ignored gedit backup copies
Remove user-specific ignores from .gitignore
Merge pull request #53 from sfriesel/master

Remove .gitignore
Update java example
PHP buildpack guide
Update platform doc
Rewrite Add-on Credentials

Removed references to file name "creds.json"
Added section about SET_ENV_VARS
Rewrite Python Helloworld
Use new example apps
Add 'Helloworld in Silex' to PHP guides