Issue #21: Remove RDF module from core.
Issue #5: Pointing to new issue tracker URL.
Issue #20: Remove poll module from core.
Issue #19 - Remove PHP Filter module.
Issue #20: Remove Poll module. Resolving conflicts from removal of forum.
Issue #18: remove overlay
Issue #18: remove overlay - remove from dependencies in standard profile
restored language database file before removing overlay stuff.
Merge remote-tracking branch 'upstream/1.x' into remove-overlay
Issue #18 Remove overlay - remove overlay styles from Seven admin theme
Issue #18 remove overlay - remove styles from bartik
Removed help module and all implementations of hook_help from core, as per https://github.com/backdrop/backdrop-issues/issues/75
Removed help as a dependency of the standard install profile.
Issue #1033818 by catch, Rob Loach, amateescu, sun: Move xmlrpc includes into xmlrpc.module.

Conflicts:
	core/modules/simpletest/tests/xmlrpc.test
	core/modules/simpletest/tests/xmlrpc_test.info
	core/modules/simpletest/tests/xmlrpc_test.module
	core/modules/system/system.api.php
	core/modules/system/tests/modules/xmlrpc_test/xmlrpc_test.info
	core/modules/system/tests/modules/xmlrpc_test/xmlrpc_test.module
	core/modules/system/tests/xmlrpc.test
	core/modules/xmlrpc/lib/Drupal/xmlrpc/Tests/XmlRpcValidatorTest.php
	core/modules/xmlrpc/tests/modules/xmlrpc_test/xmlrpc_test.info
	core/modules/xmlrpc/tests/modules/xmlrpc_test/xmlrpc_test.module
let backdrop find the xmlrpc tests again
added endpoints that are compatible with Drupal 7 and 8
adjusted tests to use new endpoint
Issue #67: Remove XML-RPC and move to contrib module

XML-RPC has been removed from backdrop core and turned into a contrib module located at https://github.com/mkalkbrenner/xmlrpc
Merge pull request #72 from mkalkbrenner/Remove_XML-RPC_and_move_to_contrib_module

Issue #67: Remove xml rpc and move to contrib module.
Issue #108: Adding new HTML5 FormAPI element: email.