fixing NPE
issue 85
Merge pull request #86 from maxharp3r/master

issue 85 - allow sql from a file in the absence of sqlparams
Merge branch 'upstream/master'

# By Jörg Prante (1) and Max Harper (1)
# Via Jörg Prante (1) and Max Harper (1)
* upstream/master:
  issue 85
  fixing NPE

Conflicts:
	pom.xml
Add running state of river to index so it can be retrieved externally.
Add cluster-aware REST action dispatcher, fixing the induce action.
Merge branch 'master' of https://github.com/pdegeus/elasticsearch-river-jdbc