XWIKI-8883: Add API to get current Locale in localization script service
XWIKI-8882: Add a ContextualLocalizationManager helper
XWIKI-8881: Translations in wiki pages should have a higher default priority that the jar translations default priority
XWIKI-8882: Add a ContextualLocalizationManager helper
XWIKI-8878: Refactor wiki manager to use new LocalizationManager instead of its own customized XWikiMessageTool
XWIKI-8879: Refactor application manager to use new LocalizationManager instead of its own customized XWikiMessageTool
XWIKI-8880: Refactor workspaces to use new LocalizationManager instead of its own customized XWikiMessageTool