Merge pull request #648 from jam7/update/less

Update less to 487 and change to install stripped less.

packages/less.rb

 require 'package'
 
 class Less < Package
-  version '481'
-  source_url 'ftp://ftp.gnu.org/gnu/less/less-481.tar.gz'
-  source_sha1 '58e7e62a760a9ca3636349de8e3357f7102aea1d'
+  version '487'
+  source_url 'http://www.greenwoodsoftware.com/less/less-487.tar.gz'
+  source_sha1 '8a5c4be2a51f11543793defec7ccb77c525f007e'
+
+  depends_on 'buildessential' => :build
+  depends_on 'ncurses'
 
-  depends_on 'buildessential'
-  depends_on 'ncurses' 
-  
   def self.build
     system "./configure"
     system "make"
   end
-  
+
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
-  end         
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install-strip"
+  end
+
+  def self.check
+    system "make", "check"
+  end
 end