Dev Added notification email variable

.travis.yml

@@ -8,10 +8,11 @@ php:
     - 7.0
     - 7.1
     - 5.6
+
 notifications:
   email:
     recipients:
-      - $NOTIFICATION_EMAIL
+      - secure: "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"
     on_success: change
     on_failure: always 
 before_script:
@@ -75,7 +76,9 @@ before_script:
     - tar xvzf geckodriver-v0.23.0-linux64.tar.gz
     - export MOZ_HEADLESS=1
     - java -jar selenium-server-standalone-3.7.1.jar -enablePassThrough false > /dev/null 2> /dev/null &
-
+  
 script:
     # Run tests.
     - DOMAIN=localhost phpunit # --stop-on-failure
+
+