Fix EZP-20322: Specify csrf use in REST for use with session based auth
Fix EZP-20322: typo
Fix EZP-20322: formatting
Fix EZP-20322: typo
Updated: introduce SessionInput to use instead of query params
Removed csrf-param element, changed User element type to ref
Removed csrf-param from Session structure, changed CSRF token to be transported via header
Fixed: User element type should be ref
Merge branch 'master' into rest-csrf

Conflicts:
	doc/specifications/rest/REST-API-V2.html
Merge pull request #225 from ezsystems/rest-csrf

Fix EZP-20322: Specify csrf use in REST for use with session based auth