[REF] owl: reorganize src code in sub files

package.json

@@ -30,6 +30,7 @@
     "cpx": "^1.5.0",
     "git-rev-sync": "^1.12.0",
     "jest": "^23.6.0",
+    "jest-environment-jsdom": "^24.7.1",
     "live-server": "^1.2.1",
     "npm-run-all": "^4.1.5",
     "rollup": "^1.6.0",
@@ -38,8 +39,7 @@
     "source-map-support": "^0.5.10",
     "ts-jest": "^23.10.5",
     "typescript": "^3.2.2",
-    "uglify-es": "^3.3.9",
-    "jest-environment-jsdom": "^24.7.1"
+    "uglify-es": "^3.3.9"
   },
   "dependencies": {},
   "jest": {
@@ -62,6 +62,6 @@
     ]
   },
   "prettier": {
-      "printWidth": 100
+    "printWidth": 100
   }
 }