Fixes #620 and finalizes #429 - Remove outdated merge cart service invocations by deprecating the merge cart processor as it has now been moved to the cart state processor. Also, remove any anonymous customer session attributes after their cart has been merged
[maven-release-plugin] prepare release broadleaf-3.0.8-GA
[maven-release-plugin] prepare for next development iteration
#323 - Disable changing structured content type once it has been created
#626 : deprecate unused dialect
#180 - Add admin field hint, help, and tooltip support
Merge remote-tracking branch 'origin/BroadleafCommerce-3.0.x' into develop

Conflicts:
	admin/broadleaf-admin-module/pom.xml
	admin/broadleaf-contentmanagement-module/pom.xml
	admin/broadleaf-open-admin-platform/pom.xml
	admin/broadleaf-open-admin-platform/src/main/java/org/broadleafcommerce/openadmin/web/form/entity/Field.java
	admin/broadleaf-open-admin-platform/src/main/resources/open_admin_style/templates/fields/media.html
	admin/pom.xml
	common/pom.xml
	core/broadleaf-framework-web/pom.xml
	core/broadleaf-framework/pom.xml
	core/broadleaf-profile-web/pom.xml
	core/broadleaf-profile/pom.xml
	core/pom.xml
	integration/pom.xml
	pom.xml