Warning Acknowledgement 2.8.1

• Various code cleanup, and applying php7 type hinting. This may break 3rd party add-ons which extend this add-on
• Replace png used for add-on icon with font-awesome icon
• Fix "[E_NOTICE] Undefined index: start_conversation" when a warning definition is configured to forbid conversations

• Compatibility fix for Report Improvements when issuing warnings on content which do not support reply bans

• Requires php 7.0+
• Now depends on Standard Library by Xon
• Support XF2.2+, preview feature requires changes scheduled for XF2.2.0 Beta 2

• Add per warning "allow warning acknowledgement" and "allow conversations" options

• Allow banned users to ack warnings

• Do not push a user's pending warning count into the user change log

• If installed, require Report Improvements v2.4.0+ (free)
• Fix error when requiring a warning acknowledgment on hard deleted content
• Fix that a warning acknowledgment is logged as expired if ack'ing an expired warning

• Require XF2.1, remove XF2.0 support
• Update minimum required version for Warning Improvements to v2.2.0+
• XF2.1 "scrolling banners" support for the 'Default suppress normal notices' option

• Fix node whitelisting option
• Fix missing disabling rule for adding replies
• Fix a case where the cached list of pending warnings to acknowledge was not properly reset

• Apply placeholder substitutions when previewing a user note for the warning acknowledgement feature, and then the warning is issued
• Ensure compatibility with Report Improvements & Warning Improvements features