Apply common project tweaks (round 2)

CONTRIBUTORS.md

@@ -4,8 +4,8 @@
 | :------------------- | :----------------------------------------------------- | :-------------------------------------------------------------- |
 | **Lars-Magnus Skog** | [**@ralphtheninja**](https://github.com/ralphtheninja) | [**@ralph@social.weho.st**](https://social.weho.st/@ralph)      |
 | **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)           |
 | **Matteo Collina**   | [**@mcollina**](https://github.com/mcollina)           | [**@matteocollina@twitter**](https://twitter.com/matteocollina) |
+| **Vincent Weevers**  | [**@vweevers**](https://github.com/vweevers)           | [**@vweevers@twitter**](https://twitter.com/vweevers)           |
 | **Julian Gruber**    | [**@juliangruber**](https://github.com/juliangruber)   | [**@juliangruber@twitter**](https://twitter.com/juliangruber)   |
 | **Mathias Buus**     | [**@mafintosh**](https://github.com/mafintosh)         | [**@mafintosh@twitter**](https://twitter.com/mafintosh)         |
 | **Jim Kang**         |                                                        |                                                                 |

README.md

@@ -2,17 +2,18 @@
 
 > Fast & simple storage. A Node.js-style `LevelDB` wrapper that works in the browser too!
 
-[![level badge][level-badge]](https://github.com/level/awesome)
-[![npm](https://img.shields.io/npm/v/level-browserify.svg)](https://www.npmjs.com/package/level-browserify)
-[![Build Status](https://secure.travis-ci.org/Level/level-browserify.png)](http://travis-ci.org/Level/level-browserify)
-[![dependencies](https://david-dm.org/Level/level-browserify.svg)](https://david-dm.org/level/level-browserify)
+[![level badge][level-badge]](https://github.com/Level/awesome)
+[![npm](https://img.shields.io/npm/v/level-browserify.svg?label=&logo=npm)](https://www.npmjs.com/package/level-browserify)
+[![Travis](https://img.shields.io/travis/Level/level-browserify.svg?logo=travis&label=)](https://travis-ci.org/Level/level-browserify)
 [![Coverage Status](https://coveralls.io/repos/github/Level/level-browserify/badge.svg)](https://coveralls.io/github/Level/level-browserify)
 [![JavaScript Style Guide](https://img.shields.io/badge/code_style-standard-brightgreen.svg)](https://standardjs.com)
-[![npm](https://img.shields.io/npm/dm/level-browserify.svg)](https://www.npmjs.com/package/level-browserify)
+[![npm](https://img.shields.io/npm/dm/level-browserify.svg?label=dl)](https://www.npmjs.com/package/level-browserify)
+[![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)
 
 A convenience package that:
 
--   exports a function that returns a [`levelup instance`](https://github.com/level/levelup#ctor) when invoked
+-   exports a function that returns a [`levelup instance`](https://github.com/Level/levelup#ctor) when invoked
 -   bundles the current release of [`levelup`][levelup] and [`leveldown`][leveldown]/[`level-js`][level-js]
 -   leverages encodings using [`encoding-down`][encoding-down]
 
@@ -439,16 +440,28 @@ db.on('put', function (key, value) {
 
 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).
 
 [level-badge]: http://leveldb.org/img/badge.svg
 
-[levelup]: https://github.com/level/levelup
+[levelup]: https://github.com/Level/levelup
 
-[leveldown]: https://github.com/level/leveldown
+[leveldown]: https://github.com/Level/leveldown
 
-[encoding-down]: https://github.com/level/encoding-down
+[encoding-down]: https://github.com/Level/encoding-down
 
-[level-js]: https://github.com/level/level-js
+[level-js]: https://github.com/Level/level-js

package.json

@@ -8,7 +8,9 @@
     "test": "standard && hallmark && nyc node test-node.js",
     "coverage": "nyc report --reporter=text-lcov | coveralls",
     "test-browser-local": "standard && airtap --local test-browser.js",
-    "hallmark": "hallmark --fix"
+    "hallmark": "hallmark --fix",
+    "dependency-check": "dependency-check -i levelup -i encoding-down . browser.js test*.js",
+    "prepublishOnly": "npm run dependency-check"
   },
   "browser": "browser.js",
   "dependencies": {
@@ -19,6 +21,7 @@
   "devDependencies": {
     "airtap": "^2.0.0",
     "coveralls": "^3.0.2",
+    "dependency-check": "^3.3.0",
     "hallmark": "^0.1.0",
     "level-community": "^3.0.0",
     "nyc": "^12.0.2",