Merge pull request #725 from uberhacker/add-a2png-package

Add a2png package

packages/a2png.rb

+require "package"
+
+class A2png < Package
+  description 'Converts plain ASCII text into PNG bitmap images.'
+  homepage 'https://sourceforge.net/projects/a2png/'
+  version "0.1.5"
+  source_url "https://sourceforge.net/projects/a2png/files/a2png/0.1.5/a2png-0.1.5.tar.bz2"
+  source_sha1 "07c093920f2e520b2b7b77417021cdff0e92a4ed"
+
+  depends_on 'cairo'
+
+  def self.build
+    system "./configure --enable-cairo \
+            --with-cairo-lib=/usr/local/lib \
+            --with-cairo-include=/usr/local/include/cairo"
+    system "make"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end
+