HumHub v1.16.2 release notes

Fix #7102: Fix content search with word ending with hyphen
Fix #7104: Missing —text-color-default CSS variable
Enh #7105: Add an external link icon to the “Install Updates” button to avoid thinking it updates the modules directly
Fix #7116: Fix rebuilding the search index with Grunt (since 1.16.0)
Fix #7120: Error after failed migration of content fulltext index
Fix #7126: Fix member count on a space directory
Enh #6794: Improve log wrong parsing of OEmbed URL
Fix #6794: Add User-Agent to oEmbed CURL request (fix for Reddit)
Fix #7146: Fix search request by container guid
Fix #7141: Fix meta searching twice for the same keyword
Fix #7150: Remove js statement with to avoid error on build assets by grunt uglify
Fix #7156: Fix duplicated following spaces in the chooser widget
Enh #7157: Highlight content after open a page from search results
Fix #7153: Fix content visibility of disabled users
Fix #324: Focus on active and selected nav page after reload on mobile
Fix #7170: Fix rendering of new line on email messages
Fix #7178: Highlight only words with 3 or more characters
Fix #7180: Fix active form on registration and user edit forms for correct working of widget inputs
Fix #7181: Fix duplicated label of checkbox profile field
Fix #7182: Fix initialization of several select2 inputs on the same page
Fix #7187: Fix search reindexing after content deletion
Fix #7152: Fix search starting with special characters
Enh #7148: Improve rendering of meta search content
Fix #7192: Deny deleting user from single group
Fix #7200: Fix module description for space and user
Enh #7204: Make “Invite new people” always possible for user with permission “Manage Users”