Update deps

CHANGELOG.md

@@ -2,6 +2,9 @@
 All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/) and this project adheres to [Semantic Versioning](http://semver.org/).
 
+### Changed
+- Updated npm dependencies.
+
 ## [2.4.2] - 2019-03-11
 ### Changed
 - Moved back to using NAN from N-API to hopefully fix some segmentation faults.

package.json

@@ -36,19 +36,19 @@
   ],
   "dependencies": {
     "detect-libc": "^1.0.3",
-    "nan": "^2.12.1",
+    "nan": "^2.13.2",
     "npmlog": "^4.1.2",
-    "prebuild-install": "^5.2.4",
+    "prebuild-install": "^5.3.0",
     "which-pm-runs": "^1.0.0"
   },
   "devDependencies": {
-    "ava": "^1.3.1",
+    "ava": "^1.4.1",
     "cross-env": "^5.2.0",
     "cross-spawn": "^6.0.5",
     "node-abi": "^2.7.1",
-    "node-gyp": "^3.8.0",
+    "node-gyp": "^4.0.0",
     "npm-run-path-compat": "^2.0.3",
-    "prebuild": "^8.2.0"
+    "prebuild": "^8.2.1"
   },
   "scripts": {
     "install": "node ./scripts/install.js || node-gyp rebuild",