Added shell script to build windows installer and portable zip archive.

win32/compile.sh

@@ -0,0 +1,27 @@
+#!/bin/bash
+
+echo -n "Checking host environment ... "
+sysname=`uname -s`
+if echo $sysname | grep MINGW64; then
+  arch=x86_64
+elif echo $sysname | grep MINGW32; then
+  arch=i686
+else
+  exit
+fi
+
+echo "Building installer ... "
+result=`/C/Program\ Files\ \(x86\)/Inno\ Setup\ 5/ISCC tuxpaint.iss | grep installer.exe`
+if [ "x$result" != "x" ]; then
+  installer=`basename $result`
+fi
+rename windows-installer windows-$arch-installer $installer
+
+echo "Building portable zip archive ... "
+zip=`echo $installer | sed 's/installer.exe//'`$arch.zip
+if [ -d TuxPaint ]; then
+  rm -rf TuxPaint
+fi
+mv bdist TuxPaint
+zip -qr -9 $zip TuxPaint
+cd ..