* Add Built-in Plugins Admins. Users can install, update and remove plugins by some clicks via Plugins Admin:
https://notepad-plus-plus.org/features/plugin-admin.html
* Change plugin loading method: Remove the legacy plugin loading way and apply only the new plugin loading method.
* Add new message NPPM_GETPLUGINHOMEPATH in Notepad++ API for plugin, so plugin can get its path easily.
* Fix a regression of performance issue while word wrap option is enable.
* Fix a performance issue for switching back to folded document.
* Fix crash issue due to Unix style path input in Open file dialog.
* Fix UTF-8 detection problem: 4 byte characters UTF-8 character can be detected now.
* Enhance/Fix encoding detection/problem.
* Fix auto-indent issue by typing Enter on empty line.
* Fix "Close all but this" behaviour if multiple views are present and some files are dirty.
* Fix tool tip in document switcher showing the old name issue (after being renamed).
* Add autoit and lua autoCompletion.
