Add qemacs (0.3.3) package

QEmacs (for Quick Emacs) is a very small but powerful UNIX editor.

Tested as working properly on Samsung XE50013-K01US.

packages/qemacs.rb

+require 'package'
+
+class Qemacs < Package
+  version '0.3.3'
+  source_url 'http://bellard.org/qemacs/qemacs-0.3.3.tar.gz'
+  source_sha1 '2a7314610eed09d7c2bef5f1579d774191803bc4'
+
+  def self.build
+    system "sed -i 's,css.h,libqhtml/css.h,' html2png.c"
+    system "sed -i 's/$(prefix)/$(DESTDIR)$(prefix)/g' Makefile"
+    system "./configure", \
+	    "--prefix=/usr/local", \
+	    "--disable-x11", \
+	    "--disable-xv", \
+	    "--disable-xrender", \
+	    "--disable-html", \
+	    "--disable-png"
+    system "make"
+  end
+
+  def self.install
+    system "mkdir", "-p", "#{CREW_DEST_DIR}/usr/local/bin"
+    system "mkdir", "-p", "#{CREW_DEST_DIR}/usr/local/share/qe"
+    system "mkdir", "-p", "#{CREW_DEST_DIR}/usr/local/man/man1"
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install" 
+  end
+end