add Rakefile

Author: Brian Warsing

Rakefile

@@ -0,0 +1,7 @@
+desc "Serve your Jekyll site locally for development"
+
+task :run do
+  puts "Open your browser to: http://127.0.0.1:4000"
+  puts "Refresh the pages after you make an edit to view the changes."
+  puts %x{jekyll serve --watch --baseurl ""}
+end