Added function for escaping query strings and fixed several XSRF vulnerabilities.
Refs #6136 - Adds test for elgg_http_url_is_identical
resolved the todo of using elgg_normalize_url in the
http_url_is_identical and also fixing the bug where url2 did not get
site_url prepended
Disable loading external entities during XML parsing
Enhanced test
Emit notice if XXE can't be tested and skip test
fixes #3143 login part
Code style fixes for recent PR
Makes sure all group pages respect the limited_groups setting
Merge pull request #6274 from juho-jaakkola/limited_groups

Makes sure all group pages respect the limited_groups setting
Fixed directions for going to the site secret generation page.
Allow body attributes
Remove CR
Fix rendering
Use builtin elgg_format_attributes
Merge pull request #6251 from jeabakker/3143-memcache-entity-cache-on-login

fixes #3143 login part
Merge pull request #6145 from Srokap/pr/6136_test

resolved the todo of using elgg_normalize_url in the http_url_is_identical and also fixing the bug where url2 did not get
site_url prepended
Added missing @deprecated tags
Added missing @deprecated tags
Merge branch '1.8'

Conflicts:
	mod/groups/lib/groups.php