`__halt_compiler` does not exist. This is `__HALT_COMPILER`.

The `Solarium_Autoloader` class is now `Solarium\Autoloader`. The
`Solarium_Version` class does no longer exist and
`Solarium\Client::VERSION` must be used instead.

Fix curl headers for solr > 5

Merging develop into master

Fix curl headers for solr > 5

Revert "Fix curl headers for solr > 5"

Fix curl headers for solr > 5

Spellcheck solr5

Facet interval support

ZF2 HTTP Client Adapter

Combining Stats Component With Pivots

This reverts commit 8a3cdbf6.

Conflicts:
	tests/Solarium/Tests/Core/Client/Adapter/Zend2HttpTest.php

- can't test it w/o composing in ZF2

https://wiki.apache.org/solr/SimpleFacetParameters#Interval_Faceting

[RFC] Docblock Update for Grouping Component Facets

Merging pull requests into develop

Conflicts:
	README.md

Revert "Define composer test script"