Replace node 9 with node 10

JackCuthbert · JackCuthbert · commit 66fc9c5ac4c7 · 2019-04-03T11:41:30.000+11:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,6 +1,6 @@
 language: node_js
 node_js:
-  - '9'
+  - '10'
   - '8'
   - '6'
 

-Original file line number
+Diff line change
@@ @@ -1,6 +1,6 @@ @@
 language: node_js
 node_js:
 -  - '9'
 +  - '10'
   - '8'
   - '6'