[XenConcept] Watched Categories 2.0.1 Patch Level 1

Fixed:

• Fix error Error: Call to undefined method SV\MultiPrefix\XF\Pub\Controller\Forum::assertViewableThread()

Add:

• Added missing phrase xc_wc_category_tools.

Fixed:

• Fix error XF\PrintableException: Batch install error: Callback XenConcept\WatchedCategories\Listener\Listener::templaterTemplatePostRender is invalid (error_invalid_method).