Apply common project tweaks (round 2) (#40)

* Add dependency-check

* Add Donate section and badges to README.md

* Run hallmark

* Tweak badges and links in README.md

Author: vweevers

Diff for: CONTRIBUTORS.md

@@ -3,5 +3,5 @@
 | Name                 | GitHub                                                 | Social                                                     |
 | :------------------- | :----------------------------------------------------- | :--------------------------------------------------------- |
 | **Lars-Magnus Skog** | [**@ralphtheninja**](https://github.com/ralphtheninja) | [**@ralph@social.weho.st**](https://social.weho.st/@ralph) |
-| **Vincent Weevers**  | [**@vweevers**](https://github.com/vweevers)           | [**@vweevers@twitter**](https://twitter.com/vweevers)      |
 | **Rod Vagg**         | [**@rvagg**](https://github.com/rvagg)                 | [**@rvagg@twitter**](https://twitter.com/rvagg)            |
+| **Vincent Weevers**  | [**@vweevers**](https://github.com/vweevers)           | [**@vweevers@twitter**](https://twitter.com/vweevers)      |

Diff for: README.md

@@ -2,16 +2,17 @@
 
 > Fast & simple storage - a Node.js-style HyperLevelDB wrapper
 
-[![level badge][level-badge]](https://github.com/level/awesome)
-[![npm](https://img.shields.io/npm/v/level-hyper.svg)](https://www.npmjs.com/package/level-hyper)
-![Node version](https://img.shields.io/node/v/level-hyper.svg)
-[![Build Status](https://img.shields.io/travis/Level/level-hyper.png)](https://travis-ci.org/Level/level-hyper)
-[![dependencies](https://david-dm.org/Level/level-hyper.svg)](https://david-dm.org/level/level-hyper)
-[![npm](https://img.shields.io/npm/dm/level-hyper.svg)](https://www.npmjs.com/package/level-hyper)
+[![level badge][level-badge]](https://github.com/Level/awesome)
+[![npm](https://img.shields.io/npm/v/level-hyper.svg?label=&logo=npm)](https://www.npmjs.com/package/level-hyper)
+[![Node version](https://img.shields.io/node/v/level-hyper.svg)](https://www.npmjs.com/package/level-hyper)
+[![Travis](https://img.shields.io/travis/Level/level-hyper.svg?logo=travis&label=)](https://travis-ci.org/Level/level-hyper)
+[![npm](https://img.shields.io/npm/dm/level-hyper.svg?label=dl)](https://www.npmjs.com/package/level-hyper)
 [![Coverage Status](https://coveralls.io/repos/github/Level/level-hyper/badge.svg)](https://coveralls.io/github/Level/level-hyper)
 [![JavaScript Style Guide](https://img.shields.io/badge/code_style-standard-brightgreen.svg)](https://standardjs.com)
+[![Backers on Open Collective](https://opencollective.com/level/backers/badge.svg?color=orange)](#backers)
+[![Sponsors on Open Collective](https://opencollective.com/level/sponsors/badge.svg?color=orange)](#sponsors)
 
-This is a convenience package that bundles the current release of **[levelup](https://github.com/level/levelup)** and **[leveldown-hyper](https://github.com/level/leveldown-hyper)** and exposes `levelup` on its export.
+This is a convenience package that bundles the current release of **[levelup](https://github.com/Level/levelup)** and **[leveldown-hyper](https://github.com/Level/leveldown-hyper)** and exposes `levelup` on its export.
 
 Use this package to avoid having to explicitly install `leveldown-hyper` when you want to use `leveldown-hyper` with `levelup`.
 
@@ -55,7 +56,7 @@ db.on('ready', function () {
 })
 ```
 
-See **[levelup](https://github.com/level/levelup)** and **[leveldown-hyper](https://github.com/level/leveldown-hyper)** for more details.
+See **[levelup](https://github.com/Level/levelup)** and **[leveldown-hyper](https://github.com/Level/leveldown-hyper)** for more details.
 
 ## Contributing
 
@@ -65,6 +66,18 @@ See **[levelup](https://github.com/level/levelup)** and **[leveldown-hyper](http
 
 See the [Contribution Guide](https://github.com/Level/community/blob/master/CONTRIBUTING.md) for more details.
 
+## Donate
+
+To sustain [`Level`](https://github.com/Level) and its activities, become a backer or sponsor on [Open Collective](https://opencollective.com/level). Your logo or avatar will be displayed on our 28+ [GitHub repositories](https://github.com/Level), [npm](https://www.npmjs.com/) packages and (soon) [our website](http://leveldb.org). 💖
+
+### Backers
+
+[![Open Collective backers](https://opencollective.com/level/backers.svg?width=890)](https://opencollective.com/level)
+
+### Sponsors
+
+[![Open Collective sponsors](https://opencollective.com/level/sponsors.svg?width=890)](https://opencollective.com/level)
+
 ## License
 
 [MIT](LICENSE.md) © 2012-present [Contributors](CONTRIBUTORS.md).

Diff for: package.json

@@ -7,14 +7,17 @@
   "scripts": {
     "test": "standard && hallmark && nyc node test.js",
     "coverage": "nyc report --reporter=text-lcov | coveralls",
-    "hallmark": "hallmark --fix"
+    "hallmark": "hallmark --fix",
+    "dependency-check": "dependency-check . test.js",
+    "prepublishOnly": "npm run dependency-check"
   },
   "dependencies": {
     "level-packager": "~4.0.0",
     "leveldown-hyper": "~2.0.0"
   },
   "devDependencies": {
     "coveralls": "^3.0.2",
+    "dependency-check": "^3.3.0",
     "hallmark": "^0.1.0",
     "level-community": "^3.0.0",
     "nyc": "^12.0.2",