Adding a User Management section, and adding in Stormpath.
Added GoSquared, Datadog and Rsync.net
Update README.md
Add buddycloud
Add pinitto.me
Update Graphite URL
Add Enpass to the Password Management category
Add DBaaS Orchestrate.io
Fixes typo from discourse.org about page
Remove Coalmine from Error/Exception Handling

The service has gone away, it's just a domain placeholder now.

https://www.getcoalmine.com/ - No server there anymore.
http://www.getcoalmine.com/  - Redirects to http://ww2.getcoalmine.com/ which is a domain placeholder.
inaccurate pricing info for Datomic

Removing pricing info for Datomic as it is inaccurate, and there isn't an easy way to include pricing info because it is so variable/tiered; free versions etc. At the least, the /mo. should be removed.
Added ScaleDrone to the list of Websocket PaaS
Merged changes
Update README.md

Included Layervault & InvisionApp
Update README.md
System Monitoring providers

Add new tools
New DNS providers
New VPS providers
Add Vagrant
Fix Saucelabs description