DATASOLR-113 - Added support for pivot facets

merged pull request #18
CLA: 61520130807033621 (Francisco Spaeth)
DATASOLR-126 - Prepare release 1.1 M1.
DATASOLR-126 - Release version 1.1.0.M1.
DATASOLR-126 - Prepare next development iteration.
Merge remote-tracking branch 'upstream/master'

Conflicts:
	src/main/java/org/springframework/data/solr/core/ResultHelper.java
	src/main/java/org/springframework/data/solr/core/SolrTemplate.java