fix(core): add sigkill with 10 second delay

ts/index.ts

@@ -25,7 +25,14 @@ export class SmartExit {
       let counter = 1;
       this.processesToEnd.forEach(async childProcessArg => {
         console.log(`killing process #${counter}`);
+        plugins.smartdelay.delayFor(10000).then(() => {
+          if (childProcessArg.killed) {
+            return;
+          }
+          childProcessArg.kill('SIGKILL');
+        })
         childProcessArg.kill('SIGINT');
+        
         counter++;
       });
     } else {

ts/smartexit.plugins.ts

@@ -5,5 +5,6 @@ export { childProcess };
 
 // pushrocks scope
 import * as lik from '@pushrocks/lik';
+import * as smartdelay from '@pushrocks/smartdelay';
 
-export { lik };
+export { lik, smartdelay };