Log Message:
meld: update to 3.21.1.

Convert to egg.mk

2022-01-07 meld 3.21.1
======================

  UI changes:

   * A new custom per-pane location display widget replaces the standard GTK+
     file chooser button and our existing placeholder path display, including
     actions for opening containing folder and copying file paths (Kai
     Willadsen)
   * Version control comparison has had its action bar modernised in line with
     file and folder comparison (Kai Willadsen)

  Features:

   * The find bar now remembers the previous search across panes (Jack)
   * We show a warning to the user if they're trying to compare a file or
     folder to itself (Jack)
   * Meld no longer uses custom file chooser dialogs, improving portability
     and flatpak behaviour (Mario Aichinger)
   * Two pane comparisons now allow Alt+Right/Left to work in either pane
     (Anatoli Babenia)
   * Certain header bar actions (e.g., conflict navigation, filters) are now
     only shown in their appropriate comparison types (Kai Willadsen)
   * The application title no longer includes the per-comparison label (Kai
     Willadsen)
   * Add a preference for GTK's dark theme support (Kai Willadsen)
   * Retain clipboard contents after exiting Meld (Kai Willadsen)

  Fixes:

   * Fix incorrect detection of FUSE directory comparisons as remote (mscdex)
   * Fix "Open Externally" on Windows for paths with spaces (adam0antium)
   * Fix syntax highlighting in version control by using the correct file
     extension (Alan Suran)
   * Move application icons into the resource bundle (Vasily Galkin)
   * Improved error reporting for invalid change actions (Anatoli Babenia)
   * Fix too-large minimum window size from status bar buttons (Kai Willadsen)
   * Fix Subversion comparsion on Python 3.9 (Kai Willadsen)
   * Fix bad translation source strings with multiple arguments (Kai Willadsen)
   * Fix performance regression in file comparison line splitting logic (Kai
     Willadsen)
   * Fix folder comparison sensitivity breaking when cancelling a scan (Kai
     Willadsen)
   * Fix occasional traceback when closing comparisons (Kai Willadsen)
   * Fix orphaned comparison helper process when quitting (Kai Willadsen)
   * Minor UI fixes:
     * Fix About dialog URL (TotalCaesar659)
     * Update About dialog copyright (Kai Willadsen)
     * The new comparison page now better distinguishes the "Compare" and
       "Blank Comparison" actions (Kai Willadsen)
     * The comparison overview map is now more responsive when dragging (Kai
       Willadsen)
     * The find bar now waits briefly before searching to improve
       responsiveness (Kai Willadsen)
     * The find bar no longer hides when it loses focus (Kai Willadsen)
     * Allow preferences dialog to be resized (Kai Willadsen)
     * Main menu can now be activated with F10
     * Find next/previous can now be activated with F3/Shift+F3 (Kai Willadsen)
   * Windows fixes:
     * Add a MeldConsole.exe executable for running Meld from the console (Kai
       Willadsen)
     * Update Windows build to force all-users installation (Kai Willadsen)
     * Improve default monospace font on Windows (Kai Willadsen)
     * Fix empty line height and fallback fonts by changing the Pango font
       backend to fontconfig on Windows (Kai Willadsen)
     * Add Meld's install directory to the Windows PATH (Kai Willadsen)
     * Add a basic GTK settings.ini for Windows builds (Kai Willadsen)
     * Add the Meld icon to the Windows add/remove programs UI (Kai Willadsen)
     * Fix file comparison holding a directory handle after close (Kai
       Willadsen)
   * Issues fixed: 25, 91, 143, 354, 433, 445, 453, 459, 477, 482, 488, 491,
     499, 502, 526, 530, 539, 541, 557, 561, 564, 565, 571, 579, 590, 603