code: function getSpecificConfig(table, configName) {
      var specific  = configName.replace(/^(.+?)\./, '$1Override.' + table + '.'); // generateOverride.product_category.columnDefault
      return config.has(specific) ? getConfig(specific) : getConfig(configName);
  }
docs: Gets requested config value. Returns more specific config for table if there is one, returns general otherwise.
  Specific configs are config keys having suffix "Override".
  @private
  @param {string} table - Name of the table. This will be used to find specific config for the table.
  @param {string} configName - Configuration name to look for.
  @returns {*}
  @example
  var config = {
  "generate": {
  "columnDescription": false
  },
  "generateOverride: {
  "account": {
  "columnDescription": true
  }
  }
  };
  
  console.log(getSpecificConfig('contact.columnDescription'));  // false
  console.log(getSpecificConfig('account.columnDescription'));  // true