Documentation and made Option values optional

types/nodegit/oid-array.d.ts

@@ -1,7 +1,25 @@
 import { Oid } from './oid';
 
 export class Oidarray {
+    /**
+     *
+     *
+     *
+     * @memberof Oidarray
+     */
     free(): void;
+    /**
+     *
+     *
+     * @type {Oid}
+     * @memberof Oidarray
+     */
     ids: Oid;
+    /**
+     *
+     *
+     * @type {number}
+     * @memberof Oidarray
+     */
     count: number;
 }