ci(travis): point to slack instead of hipchat

duncdrum · duncdrum · commit ddcde4c3cc1f · 2019-02-15T17:30:24.000+01:00
see eXist-db/exist#2475
diff --git a/.travis.yml b/.travis.yml
@@ -32,4 +32,4 @@ after_success:
   - docker ps
 
 notifications:
-  hipchat: ec8fcfa661addc56a361a8ef536320@integrations
+  slack: exist-db:IXzUdqA0n11cnxaDz43ZQgdX
