code: function dependenciesExists(schema) {
      var deps = DependenciesMap[schema];
      var f = false;
      deps.forEach(function (d) {
          f = SavedSchemas.indexOf(d) > -1
      });
      return f;
  }
docs: Checks for required dependencies for the schema are saved.
  @param schema {String} schema name
  @returns {boolean}