code: function hyperBind(store) {
    this.compile = function(input) {
      var path = input.split('.');
      return {
        path: input,
        target: path[path.length - 1]
      };
    };
  
    this.state = function(config, state) {
      var res = store.get(config.path, state);
      if (!res.completed) return false;
      return state.set(config.target, res.value);
    };
  
    this.children = function(config, state, children) {
      var value = state.get(config.target);
      if (typeof value === 'undefined') return '';
      return value;
    };
  }
docs: Initialize the 'hyper-bind' directive
  
  @param {StoreHyper} store