Watched Threads Filtering 1.10.3

• Fix work-around for Watched Forum alerts not being sent when "Replies to a watched thread" alert opt-out is set

• Add options icon
• Fix missing css for watched threads page when the thread list is empty
• Integrate with Optimized List Queries to hopefully support better query performance
• Reduce query count for fetching phrases, recommened MultiPrefix v2.5.13+ if MultiPrefix is installed.
• Work-around for Watched Forum alerts not being sent when "Replies to a watched thread" alert opt-out is set

• Keep filters when applying bulk watched thread operations on the watched thread page

• Redirect old watched/threads/all links to watched/threads?unread=0

• php 7.3 compatibility fix

• Update installer to check conditional dependencies (Word Count Search and MultiPrefix) to ensure they are the minimum supported versions.

• Support filtering by Word Count
  • Requires Word Count Search v2.3.0+
  • Requires Threadmarks to populate a thread's word count.
• Click on forum to select a filter
• Click on prefix to select a filter
  • MultiPrefix support (v2.4.0+)

• Add option to control default 'unread' filter
• Fix check for when a user has no watched threads
• Fix pagenav links not including filter options