code: function occurrencesOf (obj, what) {
                      if(arguments.length < 2) return 0;
  
                      if(typeof obj === 'boolean') {
                          return 0;
                      }
                      if(typeof obj === 'number') {
                          return occurrencesOf(obj.toString(), what);
                      }
                      else if(typeof obj === 'function') {
                          return occurrencesOf(fixFirefoxFunctionString(obj.toString()), what);
                      }
  
                      var count = 0;
                      if(typeof obj === 'string') {
                          if(typeof what === 'string' || typeof what === 'number') {
                              var regexp = new RegExp(what.toString(), 'g'), m;
                              while(m = regexp.exec(obj)) count++; // jshint ignore:line
                          }
                      }
                      else if(typeof obj !== 'string') {
                          libs.object.every(obj, function (item) {
                              if(item === what) count++;
                          });
                      }
                      return count;
                  }
docs: Returns the number of occurences of "what"
  @param {*} obj The item to count the occurences of "what" in.
  @param {*} what The item to count the occurences of the item in the array.
  @return {[type]} [description]