GIRAPH-749: Update documentation according to the new EdgeOutputFormat API
GIRAPH-749: Update documentation according to the new EdgeOutputFormat API
GIRAPH-781. binary tarball lacks /bin and /conf directories
GIRAPH-783. giraph bin script should pick up giraph-core jar to pass to hadoop
GIRAPH-782. giraph script can't find GIRAPH_ENV_DIR when called via $PATH
Merge remote-tracking branch 'upstream/trunk' into trunk
Merge branch 'trunk' into GIRAPH-KIBBLE

Conflicts:
	bin/giraph
	bin/giraph-admin
	bin/giraph-env
	bin/halt-application