fix: raise an error if same column is defined more than once on
   table creation
prepare release 0.36.5
improve error handling for AWS s3.
Merge pull request #760 from crate/l/hotfix-s3

L/hotfix s3
prepare release 0.36.6
allow aliased subscript expressions
Merge branch '0.36' into m/HOTFIX_misc

Conflicts:
	CHANGES.txt
	core/src/main/java/io/crate/Version.java