upgrade deps, remove Node 8 from Travis

.github/workflows/nodejs.yml

@@ -9,7 +9,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [8.x, 10.x, 12.x]
+        node-version: [10.x, 12.x]
 
     steps:
     - uses: actions/checkout@v1

bench.js

@@ -1,6 +1,6 @@
 
 import Flatbush from './index.js';
-import rbush from 'rbush';
+import RBush from 'rbush';
 import rbushKNN from 'rbush-knn';
 
 const N = 1000000;
@@ -83,7 +83,7 @@ for (let i = 0; i < coords.length; i += 4) {
 
 console.log('');
 console.time('rbush');
-const rbushIndex = rbush(nodeSize).load(dataForRbush);
+const rbushIndex = new RBush(nodeSize).load(dataForRbush);
 console.timeEnd('rbush');
 
 function benchSearchRBush(boxes, name, warmup) {

package.json

@@ -41,16 +41,16 @@
   },
   "homepage": "https://github.com/mourner/flatbush#readme",
   "devDependencies": {
-    "eslint": "^5.16.0",
+    "eslint": "^6.6.0",
     "eslint-config-mourner": "^3.0.0",
-    "esm": "^3.2.22",
-    "rbush": "^2.0.2",
+    "esm": "^3.2.25",
+    "rbush": "^3.0.1",
     "rbush-knn": "^2.1.0",
-    "rollup": "^1.10.1",
-    "rollup-plugin-buble": "^0.19.6",
-    "rollup-plugin-node-resolve": "^4.2.3",
-    "rollup-plugin-terser": "^4.0.4",
-    "tape": "^4.10.1"
+    "rollup": "^1.26.3",
+    "rollup-plugin-buble": "^0.19.8",
+    "rollup-plugin-node-resolve": "^5.2.0",
+    "rollup-plugin-terser": "^5.1.2",
+    "tape": "^4.11.0"
   },
   "dependencies": {
     "flatqueue": "^1.1.0"