added generic types for dump and export rest actions
added _reindex endpoint
default fields _id and _source for reindex context
Reindex test with analyser settings
moved refresh method to tests.py
added search into section in readme
added reindex section in  readme
use "
Merge branch 'master' into reindex

Conflicts:
	src/main/java/crate/elasticsearch/action/searchinto/TransportSearchIntoAction.java
	src/main/java/crate/elasticsearch/plugin/inout/InOutPlugin.java
	src/test/java/crate/elasticsearch/doctests/DocTest.java
	src/test/python/search_into.txt
	src/test/python/tests.py