Expose all shellscripts in a bin/ directory suffixed .sh as grunt tasks

grunt-bin.js

module.exports = function(grunt) {

  /**
   * Define "bin" wrapper tasks.
   */
  var files = grunt.file.expand("bin/*.sh");
  if (files) {
    for (var f in files) {
      var name = files[f].split('/').pop().split('.').shift();
      grunt.config(['shell', name], {
        command: 'bash ' + files[f]
      });
      grunt.registerTask(name, ['shell:' + name]);
    }
  }
};