fix(core): update and change scope

ts/smarttime.classes.date.ts

@@ -0,0 +1 @@
+import * as plugins from './smarttime.plugins';

ts/smarttime.classes.timestamp.ts

@@ -74,7 +74,7 @@ export class TimeStamp {
   }
 
   public isYoungerThanMilliSeconds(millisecondArg: number) {
-    const nowTimeStamp = new TimeStamp()
+    const nowTimeStamp = new TimeStamp();
     const compareEpochTime = nowTimeStamp.epochtime - millisecondArg;
     const compareTimeStamp = new TimeStamp(compareEpochTime);
     return this.isYoungerThanOtherTimeStamp(compareTimeStamp);