Terminal features

• VT52 emulation absolute position keeps row/column if out-of-bounds (#1299).

Character rendering

• Reenabled distinct blinking for combined characters (broken since 3.5.3).
• Fix skipping of accent to next position on background colour.
• Fix drawing of Powerline round symbols (mintty/wsltty#358).
• Fix rendering of right-to-left scripts on italic or cursor position.
• Tweak diagonal box characters for uniform appearance.
• Limit double-width enforcement by ZWJ to potential emoji base characters.

Window handling

• Show new tab at its target position right away (#1292).
• Live changing of reordered tabs while being dragged (#1293).
• Change mouse pointer while tab dragging (#1293).
• Adapt dynamic tab drag highlighting (~#1293).
• Swipe visualisation of tab reorder dragging (~#1293).
• New windows/Alt+F2 launches terminal on same monitor (broken since 2.9.5).
• Maximise/Restore keeps window on same monitor (broken since 3.6.5, ~#1226).
• Virtual transparency: fix background offset on multiple monitors (#1296).
• Virtual transparency: fix background offset with options Scrollbar=left or BorderStyle=frame/void (#1296).
• Image background: keep updated while moving/resizing.

Misc

• Avoid potentially blocking retrieval of printers list (#1295).
• Option -RR reports list of available printers.