add support for floating drawings

- added need elements and test for them

src/file/paragraph/run/picture-run.ts

@@ -1,15 +1,16 @@
 import { Drawing } from "../../drawing";
 import { IMediaData } from "../../media/data";
 import { Run } from "../run";
+import { DrawingOptions } from "../../drawing/drawing";
 
 export class PictureRun extends Run {
-    constructor(imageData: IMediaData) {
+    constructor(imageData: IMediaData, drawingOptions?: DrawingOptions) {
         super();
 
         if (imageData === undefined) {
             throw new Error("imageData cannot be undefined");
         }
 
-        this.root.push(new Drawing(imageData));
+        this.root.push(new Drawing(imageData, drawingOptions));
     }
 }