Merge branch 'feature/multiple-sections' of https://github.com/h4buli/docx into feat/multiple-headers

# Conflicts:
#	src/export/packer/compiler.ts
#	src/file/content-types/content-types.ts
#	src/file/document/body/section-properties/header-reference/header-reference.ts
#	src/file/document/body/section-properties/section-properties.ts
#	src/file/file.ts
#	src/file/media/media.ts

src/file/document/document.ts

@@ -70,4 +70,8 @@ export class Document extends XmlComponent {
 
         return run;
     }
+
+    get Body() {
+        return this.body;
+    }
 }