Apply common project tweaks (round 2) (#165)

* Add dependency-check

* Add Donate section and badges to README.md

* Unlock 1 devDependencies

* Run hallmark

* Tweak badges and links in README.md

README.md

@@ -3,11 +3,13 @@
 > An [`abstract-leveldown`][abstract-leveldown] compliant store on top of [IndexedDB][indexeddb], which is in turn implemented on top of [LevelDB][leveldb] which brings this whole shebang full circle.
 
 [![level badge][level-badge]][awesome]
-[![npm](https://img.shields.io/npm/v/level-js.svg)](https://www.npmjs.com/package/level-js)
-[![Travis](https://secure.travis-ci.org/Level/level-js.svg?branch=master)](http://travis-ci.org/Level/level-js)
-[![npm](https://img.shields.io/npm/dm/level-js.svg)](https://www.npmjs.com/package/level-js)
+[![npm](https://img.shields.io/npm/v/level-js.svg?label=&logo=npm)](https://www.npmjs.com/package/level-js)
+[![Travis](https://img.shields.io/travis/Level/level-js.svg?logo=travis&label=)](https://travis-ci.org/Level/level-js)
+[![npm](https://img.shields.io/npm/dm/level-js.svg?label=dl)](https://www.npmjs.com/package/level-js)
 [![Coverage Status](https://coveralls.io/repos/github/Level/level-js/badge.svg)](https://coveralls.io/github/Level/level-js)
 [![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)
 
 ## Table of Contents
 
@@ -22,6 +24,7 @@
 - [Running Tests](#running-tests)
 - [Big Thanks](#big-thanks)
 - [Contributing](#contributing)
+- [Donate](#donate)
 - [License](#license)
 
 </details>
@@ -247,6 +250,18 @@ Cross-browser Testing Platform and Open Source ♥ Provided by [Sauce Labs](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 [Max Ogden](https://github.com/maxogden) and [Contributors](CONTRIBUTORS.md).

package.json

@@ -9,7 +9,9 @@
     "test": "standard && hallmark && airtap --local --coverage test/index.js",
     "test-browsers": "standard && airtap --sauce-connect --loopback airtap.local --coverage test/index.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"
   },
   "files": [
     "index.js",
@@ -33,13 +35,14 @@
   "devDependencies": {
     "airtap": "^2.0.0",
     "coveralls": "^3.0.2",
+    "dependency-check": "^3.3.0",
     "hallmark": "^0.1.0",
     "level-community": "^3.0.0",
     "level-concat-iterator": "^2.0.0",
     "nyc": "^13.1.0",
     "standard": "^12.0.1",
     "tape": "^4.0.0",
-    "uuid": "~3.3.2"
+    "uuid": "^3.3.2"
   },
   "hallmark": {
     "community": "level-community"