Add new method to MapUtility
Merge pull request #460 from janhancic/develop-caplin-patches-2

Add new method to MapUtility
Deprecated `TestDefinitionRegistry` in favor of using the new sub-realm
feature within 'browser-modules'.
Merge pull request #464 from BladeRunnerJS/use-sub-realms-feature

Deprecated `TestDefinitionRegistry` in favor of using the new sub-realm
Allow property strings containing new lines to be handled by the i18n
content plug-in (see #448).
Merge pull request #465 from BladeRunnerJS/allow-i18n-properties-files-with-new-line-characters

Allow property strings containing new lines to be handled by the i18n
Merge branch 'develop' into ct-singleton-support2