move indent.ts over to paragraph and add a #indent method

ts/numbering/indent.ts

@@ -1,27 +0,0 @@
-import { XmlAttributeComponent, XmlComponent } from "../docx/xml-components";
-
-interface IndentAttributesProperties {
-    left: number;
-    hanging: number;
-}
-
-class IndentAttributes extends XmlAttributeComponent {
-
-    constructor(properties: IndentAttributesProperties) {
-        super({
-            left: "w:left",
-            hanging: "w:hanging",
-        }, properties);
-    }
-}
-
-export class Indent extends XmlComponent {
-
-    constructor(left: number, hanging: number) {
-        super("w:ind");
-        this.root.push(new IndentAttributes({
-            left: left,
-            hanging: hanging,
-        }));
-    }
-}

ts/numbering/index.ts

@@ -1,9 +1,9 @@
 import * as _ from "lodash";
 import { DocumentAttributes } from "../docx/document/document-attributes";
+import { Indent } from "../docx/paragraph/indent";
 import { RunFonts } from "../docx/run/run-fonts";
 import { MultiPropertyXmlComponent } from "../docx/xml-components";
 import { AbstractNumbering } from "./abstract-numbering";
-import { Indent } from "./indent";
 import { Level } from "./level";
 import { Num } from "./num";