I have uploaded mintty 3.5.3 with the following changes:
Terminal features
* Fixed combining characters colour rendering (~#710).
Desktop integration
* WSL path conversion considers extended /etc/fstab entries (#1130).
* WSL path conversion supports UNC paths (#1130).
* Clipboard: strip terminating NUL (#1132).
Window handling
* New key shortcut Shift+Shift+Alt+F2 (both Shift keys) to enforce
new window outside tabbar.
* Distinct system menu items "New Window" and "New Tab" if tabbar
enabled (mintty/wsltty#295).
* Limiting size of scrollback buffer to secure buffer and clipboard
handling (#1134).
* Avoid position gap after Options Apply (~#1126) in more cases,
especially scrollbar toggling.
* Always fix window position back to screen when widening beyond screen.
* Save as Image (from Ctrl+right-click) with Shift also opens the
image (#1139).
* Horizontal scrolling feature (#138).
Font rendering
* Tweak again handling of negative font leading (#948, #946).
Hotkey functions and user-definable functions
* Deprecated default key assignments Control+Shift+N / +T / +P.
* New user-definable functions new-tab and new-tab-cwd.
Configuration
* New option NewTabs (mintty/wsltty#295).
* New command-line option --newtabs.
* New option MaxScrollbackLines.
* Option OldModifyKeys to tune modified special keys.
* New command-line option --horbar.
* New user-definable functions for horizontal scrolling.
The homepage is at http://mintty.github.io/
It also links to the issue tracker.
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Thomas
