(ci): use Node 10 Active LTS

- Node 8 Maintenance LTS is EOL in Jan 2020 - this also updates NPM to v6.9.0 (from v5.6.0) - could add some CI perf, esp w/ new usage of `npm ci` - but we run in under a minute anyway, so hard to beat that!
agilgur5 · Nov 24, 2019 · ae5d1ed · ae5d1ed
1 parent 2cd7696
commit ae5d1ed
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/.travis.yml b/.travis.yml
@@ -1,3 +1,3 @@
 language: node_js
 # default is apparently 0.10.48 for some reason O.O
-node_js: '8.9'
+node_js: '10.16.0'