Updates to get category filter and paths from categories index from the rule manager component
RuleManagerComponent now has a debug param, that will print additional information about applied rules if present. Other minor fixes and updated tests
Merge remote-tracking branch 'upstream/master'
Added error threshold to API feeds
Removed categories query and category path from rule manager component, category filter will be on a param now
Merge remote-tracking branch 'upstream/master'

Conflicts:
	opencommercesearch-common/src/main/config/org/opencommercesearch/feed/RuleFeed.properties
	opencommercesearch-common/src/main/java/org/opencommercesearch/feed/BaseRestFeed.java
	opencommercesearch-common/src/main/java/org/opencommercesearch/feed/SearchFeed.java
	opencommercesearch-solr/src/main/java/org/apache/solr/common/params/RuleManagerParams.java
	opencommercesearch-solr/src/main/java/org/apache/solr/handler/component/RuleManagerComponent.java
Merge remote-tracking branch 'upstream/master'
Calculating subTarget and brandId from request params
Added enable flag to deployment listener, disabled by default
Made skuCount optional
Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
Merge pull request #58 from lujameva/master

RuleManagerComponent updates and stability changes for feeds
Fixed deployment listener tests
Tune default client settings (Solr & ZK)
Merge branch 'master' of github.com:rmerizalde/opencommercesearch
Merge pull request #59 from lujameva/master

Fixed deployment listener tests
Fixed brand deletes and added rollback endpoint for categories
Make new rule field optional (temporarily)
Merge remote-tracking branch 'upstream/master'