Merge pull request #457 from vladima/update-ts-version

update version of TypeScript peer dependency

Author: ivogabe

lib/types.ts

@@ -20,9 +20,9 @@ export interface VinylFile {
 }
 
 export interface RawSourceMap {
-	file?: string;
+	file: string;
 	sourceRoot?: string;
-	version: string;
+	version: number;
 	sources: string[];
 	names: string[];
 	sourcesContent?: string[];

package.json

@@ -80,7 +80,7 @@
     "typescript": "2.0.3"
   },
   "peerDependencies": {
-    "typescript": "~2.0.3 || >=2.0.0-dev || >=2.1.0-dev"
+    "typescript": "~2.0.3 || >=2.0.0-dev || >=2.2.0-dev"
   },
   "scripts": {
     "test": "gulp"