Update deps and fix travis tests

Author: dimapaloskin

.travis.yml

@@ -1,7 +1,10 @@
 language: node_js
 node_js:
-  - 7
+  - 8
+  - 9
 cache:
   directories:
     - $HOME/.npm
     - node_modules
+install:
+  - npm install

index.js

@@ -1,4 +1,4 @@
 module.exports = (...fns) => fns.reduce((f, g) => (...args) =>
   g ? f(g(...args)) : f(...args),
-  fn => async (...args) => fn(...args)
-);
+fn => async (...args) => fn(...args));
+

package.json

@@ -27,7 +27,7 @@
   "homepage": "https://github.com/dimapaloskin/micro-compose#readme",
   "devDependencies": {
     "ava": "^0.25.0",
-    "xo": "^0.18.1"
+    "xo": "^0.20.2"
   },
   "xo": {
     "space": 2

test/index.test.js

@@ -1,5 +1,5 @@
 import test from 'ava';
-import compose from './../';
+import compose from './..';
 
 const first = fn => (arg1, arg2) => {
   return fn(arg1, arg2, 'third');