Fix patch of kiwix-desktop makefile for zstd.

- Copy the python script in kiwix-build repository instead of getting i
  from kymeria.fr
- Patch the makefile to change the lib for zstd.

appveyor/fix_desktop_makefile.py

@@ -0,0 +1,29 @@
+import re, sys, os
+
+makefile = sys.argv[-1]
+print("Patching '{}'".format(makefile))
+
+with open(makefile, 'r') as f:
+    lines = f.readlines()
+
+with open(makefile, 'w') as f:
+    for line in lines:
+#        if "/SUBSYSTEM:WINDOWS" in line:
+#            line = line.replace("/SUBSYSTEM:WINDOWS", "/SUBSYSTEM:CONSOLE")
+#            f.write(line)
+#            continue
+        if not line.startswith('LIBS  '):
+            f.write(line)
+            continue
+        print("-- INPUT : {}".format(line))
+        for lib in ('kiwix', 'zim', 'pugixml', 'z', 'zstd'):
+            line = line.replace('{}.lib'.format(lib), 'lib{}.a'.format(lib))
+        for lib in ('lzma', 'curl'):
+            line = line.replace('lib{}.lib'.format(lib), 'lib{}.a'.format(lib))
+        line = line.strip()
+#        line += " pthreadVC2.lib"
+#        line += " icuin.lib icudt.lib icuuc.lib"
+        line += " Rpcrt4.lib Ws2_32.lib winmm.lib Shlwapi.lib"
+        line += os.linesep
+        print("++ OUTPUT : {}".format(line))
+        f.write(line)

appveyor/install_kiwix-desktop.cmd

@@ -2,12 +2,10 @@ REM ========================================================
 REM Install kiwix-desktop
 git clone https://github.com/kiwix/kiwix-desktop || exit /b 1
 cd kiwix-desktop
-echo "Getting fix_desktop"
-curl -fsSL -O http://public.kymeria.fr/KIWIX/windows/fix_desktop_makefile.py_ || exit /b 1
 echo "Running qmake"
 C:\Qt\5.12\msvc2017_64\bin\qmake.exe "CONFIG+=static" || exit /b 1
 echo "Running fix_desktop"
-C:\Python36\Python fix_desktop_makefile.py_ Makefile.Release || exit /b 1
+C:\Python36\Python ..\appveyor\fix_desktop_makefile.py Makefile.Release || exit /b 1
 echo "Running nmake"
 nmake || exit /b 1
 cd ..