Fixed spelling of "steeper"

Fixed spelling of "steeper" from "stepper" and a minor grammatical error.
Merge pull request #58 from ujjwalt/patch-1

Fixed spelling of "steeper"
ActiveSupport: Always! load active_support before its other parts

This is a follow up of this issue: https://github.com/triAGENS/guacamole/pull/57. I was a bit too fast on that one. Sorry :-(
Merge pull request #59 from triAGENS/cleanup-active-support-loading

ActiveSupport: Always! load active_support before its other parts
Ashikawa::Core has now database CRUD support

This reverts commit 129ebe41ed9e823990de62f0a3cf3eb4965aa26d.
Updated ashikawa-core to 0.11.0
Use the `truncate` method to clean the database
We want to build against the latest Ruby as well
Use latest Ruby (2.1.2) as ruby-version
Railtie: Add the 'app/collections' path to autoload_paths
Merge pull request #60 from triAGENS/update-ashikawa-core

Update Ashikawa::Core
Merge pull request #56 from triAGENS/add-ruby-2.1.2-to-travis

We want to build against the latest Ruby as well
Merge pull request #52 from triAGENS/add_app-collections_to_autoload_paths

Collections not added to autoloader
A quick hack for minimal AQL support
Reek: 10 methods per class... LOL
Configuration: Added a `aql_support` option
AQL: Made the implementation a bit nicer
AQL: Added some very basic acceptance test
README: Hinted to the experimental AQL feature
AQL: Allow custom RETURN and to skip the mapping