v2.7.0

This release has bugfixes and improvements with the help of @Alphix

Bugfixes

• ACPU support #117
• Change password plugin #120
• DuckDuckGo, Fulguris & Styx mobile browsers failed #107
• Exit fullscreen mode gave error
• Folder list doesn't get updated until you reload #72 by #122
• ldap-contacts-suggestions plugin #118
• mb_convert_encoding(): Argument contains invalid encoding #137
• Prevent some 'undefined' in php error log
• Redis setex() #132

Improvements

• Admin - Domain cfg IMAP/Sieve UI switching #130
• Admin - Package/plugin name inconsistency #128 (now named extensions)
• Admin - Plugin configuration UI could need some better styling #129
• Admin/Extensions page seems broken #136
• Allow deletion of parent folder #121 WARNING: read #124
• Amazon Emails #108
• Apache gzip & brotli handling
• Cleanup rollup #119
• Cleanup some CSS and JS
• Confirm exit on browser window beforeunload when there are popup screens open
• CSS .less files to .css see #134
• Md5Rand and Sha1Rand use random_bytes()
• Memcache and Memcached handling
• New navigation tabs system whithout JavaScript
• Redis handling #116 #113
• Split IMAP flag \all from \archive (it is not the same)
• Support for \NoSelect folders #112
• Descriptive error messages on folder CRUD actions #123