cleanup
new version
added stream and events
added json reading
updated CHANGELOG
fixed waitForSync in graph api, adjusted documentation, delete tests in api-http-spec.rb due to change in ruby lib
logged changes
issue #756: set access-control-expose-headers on CORS response

the following HTTP headers are now whitelisted by ArangoDB in CORS responses:
- etag
- content-encoding
- content-length
- location
- x-arango-errors
- x-arango-async-id

Conflicts:
	CHANGELOG
	lib/HttpServer/HttpCommTask.h
typo (GET should be HEAD)
Merge branch '1.4' of github.com:triAGENS/ArangoDB into 1.4
cleanup code, added linebreaks
hint for database names in batches
put into separat scripts to hunt down travis problems
fixed reget of existing graphs
release version 1.4.10