Merge pull request #753 from revebla/master

Added ranger filemanager

packages/ranger.rb

+require 'package'
+
+class Ranger < Package # the name of the package
+  version '1.8.1' # the current version of the package
+  description 'A VIM-inspired filemanager for the console.'
+  homepage 'http://ranger.nongnu.org/'
+  source_url 'https://github.com/ranger/ranger/archive/v1.8.1.tar.gz' # the source files for the package
+  source_sha1 '8948bc749cf91297da6dcf7b275a72d17a0302f3'
+
+  depends_on 'less'
+  depends_on 'ncurses'
+  depends_on 'python'
+
+  def self.build
+   system "make"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install" # the steps required to install the package
+  end
+end