Merge pull request #1493 from shanmukhateja/fix-1479

fix(#1479): enable sourcemap in rollup config

Author: l-lin

rollup-uglify.conf.js

@@ -10,7 +10,8 @@ export default {
       '@angular/platform-browser': 'ng.platform-browser',
       '@angular/common': 'ng.common'
     },
-    name: 'angular.datatables'
+    name: 'angular.datatables',
+    sourcemap: true
   },
   external: [
     '@angular/core',

rollup.conf.js

@@ -9,7 +9,8 @@ export default {
       '@angular/common': 'ng.common',
       'jquery': '$'
     },
-    format: 'umd'
+    format: 'umd',
+    sourcemap: true
   },
   external: [
     '@angular/core',