Update install file to fetch freetype library as well

install

@@ -1,8 +1,9 @@
 #!/bin/sh
 
 PKG_CONFIG="http://pkgconfig.freedesktop.org/releases/pkg-config-0.23.tar.gz"
-PIXMAN="http://www.cairographics.org/releases/pixman-0.20.2.tar.gz"
-CAIRO="http://cairographics.org/releases/cairo-1.10.2.tar.gz"
+PIXMAN="http://www.cairographics.org/releases/pixman-0.28.0.tar.gz"
+CAIRO="http://cairographics.org/releases/cairo-1.12.8.tar.gz"
+FREETYPE="http://download.savannah.gnu.org/releases/freetype/freetype-2.4.10.tar.gz"
 LIBPNG="ftp://ftp.simplesystems.org/pub/libpng/png/src/libpng-1.2.40.tar.gz"
 PREFIX=${1-/usr/local}
 
@@ -44,5 +45,6 @@ require curl
 require tar
 test `which pkg-config` || fetch $PKG_CONFIG
 require 'pkg-config'
+fetch $FREETYPE
 fetch $PIXMAN
-fetch $CAIRO
+fetch $CAIRO