ci(travis): Remove Android 4.4, Add Android 9.0
diff --git a/.travis.yml b/.travis.yml
index 9a4a336..909db23 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,3 +1,7 @@
+# This Travis configuration file is built after a Cordova Paramedic 
+# specific template with minimal modifications and adaptations:
+# https://github.com/apache/cordova-paramedic/blob/master/.travis.yml
+
 sudo: false
 
 addons:
@@ -56,8 +60,6 @@
     - env: PLATFORM=ios-12.2
       <<: *_ios
 
-    - env: PLATFORM=android-4.4
-      <<: *_android
     - env: PLATFORM=android-5.1
       <<: *_android
     - env: PLATFORM=android-6.0
@@ -70,6 +72,8 @@
       <<: *_android
     - env: PLATFORM=android-8.1
       <<: *_android
+    - env: PLATFORM=android-9.0
+      <<: *_android
 
 before_install:
   # manually install Node for `language: android`