added new sfnt2woff-zopfli local install script

tools/scripts/install/sfnt2woff-zopfli-build.sh

@@ -0,0 +1,58 @@
+#!/bin/sh
+
+# /////////////////////////////////////////////////////////////////
+#
+# sfnt2woff-zopfli-build.sh
+#  A shell script that builds the sfnt2woff-zopfli build dependency
+#  Copyright 2018 Christopher Simpkins
+#  MIT License
+#
+#  Usage: ./sfnt2woff-zopfli-build.sh
+#
+# /////////////////////////////////////////////////////////////////
+
+# The sfnt2woff-zopfli build directory.
+BUILD="$HOME/sfnt2woff-zopfli-build"
+
+# sfnt2woff-zopfli version
+SFNTWOFF_VERSION="1.1.0"
+SFNTWOFF="sfnt2woff-zopfli-$SFNTWOFF_VERSION"
+
+# Path to sfnt2woff-zopfli executable
+SFNTWOFF_BIN="$BUILD/$SFNTWOFF/sfnt2woff-zopfli"
+
+if test -d "$BUILD" -o -f "$BUILD"; then
+  echo "Build directory '$BUILD' must not exist."
+  exit 1
+fi
+
+mkdir "$BUILD"
+
+cd "$BUILD" || exit 1
+
+echo "#####"
+echo "Download archive."
+echo "#####"
+
+curl -L -O "https://github.com/bramstein/sfnt2woff-zopfli/archive/v$SFNTWOFF_VERSION.tar.gz"
+
+echo "#####"
+echo "Extract archives."
+echo "#####"
+
+tar -xzvf "v$SFNTWOFF_VERSION.tar.gz"
+
+cd "$SFNTWOFF" || exit 1
+
+echo "#####"
+echo "Build $SFNTWOFF."
+echo "#####"
+
+make
+
+if [ -f "$SFNTWOFF_BIN" ]; then
+	echo "sfnt2woff-zopfli successfully built on the path '$SFNTWOFF_BIN'"
+else
+	echo "The sfnt2woff-zopfli build failed."
+	exit 1
+fi