fixed security issues
fixed package.xml to release 0.8.2.1
fixed security issues
updated package.xml to release 0.8.2.2
disable XML external entities in parsing XMLs of Shindig (OPSA-2013-003) (refs #3384)

Conflicts:
	lib/vendor/Shindig/src/common/XmlError.php
	lib/vendor/Shindig/src/gadgets/GadgetFactory.php
	lib/vendor/Shindig/src/gadgets/GadgetSpecParser.php
	lib/vendor/Shindig/src/gadgets/MakeRequest.php
	lib/vendor/Shindig/src/gadgets/templates/TemplateLibrary.php
	lib/vendor/Shindig/src/gadgets/templates/TemplateParser.php

Conflicts:
	lib/vendor/Shindig/src/gadgets/GadgetFactory.php
	lib/vendor/Shindig/src/gadgets/GadgetFeatureRegistry.php
	lib/vendor/Shindig/src/gadgets/GadgetSpecParser.php
	lib/vendor/Shindig/src/gadgets/render/GadgetBaseRenderer.php
reverted and fixed improper whitespace chnages (OPSA-2013-003) (refs #3384)
Merge branch 'release-0.8.2.3' into version-0.8.x