Add foremost (1.5.7) package

Foremost is a file carving tool for forensic investigations.

Tested as working on Samsung XE50013-K01US (x86_64).

packages/foremost.rb

+require 'package'
+
+class Foremost < Package
+  version '1.5.7'
+  source_url 'http://foremost.sourceforge.net/pkg/foremost-1.5.7.tar.gz'
+  source_sha1 'c26d68990d7bd5245d5f7dc83c9217642a7a2056'
+
+  def self.build
+    system "make"
+  end
+
+  def self.install
+    FileUtils.mkdir_p ["#{CREW_DEST_DIR}/usr/local/bin", \
+                       "#{CREW_DEST_DIR}/usr/local/man/man1", \
+                       "#{CREW_DEST_DIR}/usr/local/etc"]
+    FileUtils.cp_r 'foremost', "#{CREW_DEST_DIR}/usr/local/bin/"
+    FileUtils.cp_r 'foremost.8.gz', "#{CREW_DEST_DIR}/usr/local/man/man1/foremost.1.gz"
+    FileUtils.cp_r 'foremost.conf', "#{CREW_DEST_DIR}/usr/local/etc/"
+  end
+end