feat: updates multihash table

- adds script to auto update
- reduces bundle size by having only one explicit table ( 3kb gziped diff )
- remove defaultLengths seems to not be used and multicodec tables doesn't have it

closes #73

BREAKING CHANGE: defaultLengths removed, skein is now lowercase

Author: hugomrdias

LICENSE

@@ -1,6 +1,6 @@
 The MIT License (MIT)
 
-Copyright (c) 2016 Protocol Labs Inc.
+Copyright (c) 2020 Protocol Labs Inc.
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

README.md

@@ -19,7 +19,7 @@ so give those a look as well.
 
 ## Lead Maintainer
 
-[David Dias](http://github.com/diasdavid/)
+[Hugo Dias](http://github.com/hugomrdias/)
 
 ## Table of Contents
 
@@ -84,6 +84,15 @@ You will need to use Node.js `Buffer` API compatible, if you are running inside
 
 https://multiformats.github.io/js-multihash/
 
+## Update Constants
+
+To update the constants table run the command below. This will fetch the main codec list from https://raw.githubusercontent.com/multiformats/multicodec/master/table.csv and filter only the multihash codecs and update the `constants.js` file in this repo.
+
+```sh
+npm run update-constants
+```
+
+
 ## Contribute
 
 Contributions welcome. Please check out [the issues](https://github.com/multiformats/js-multihash/issues).
@@ -94,4 +103,4 @@ Small note: If editing the README, please conform to the [standard-readme](https
 
 ## License
 
-[MIT](LICENSE) © 2016 Protocol Labs Inc.
+[MIT](LICENSE) © Protocol Labs Inc.

package.json

@@ -2,7 +2,7 @@
   "name": "multihashes",
   "version": "0.4.19",
   "description": "multihash implementation",
-  "leadMaintainer": "David Dias <[email protected]>",
+  "leadMaintainer": "Hugo Dias <[email protected]>",
   "main": "src/index.js",
   "scripts": {
     "lint": "aegir lint",
@@ -15,7 +15,8 @@
     "release-minor": "aegir release --type minor --docs",
     "release-major": "aegir release --type major --docs",
     "coverage": "aegir coverage",
-    "coverage-publish": "aegir coverage --provider coveralls"
+    "coverage-publish": "aegir coverage --provider coveralls",
+    "update-constants": "node update-constants.js"
   },
   "files": [
     "src",
@@ -33,15 +34,15 @@
     "url": "https://github.com/multiformats/js-multihash/issues"
   },
   "dependencies": {
-    "buffer": "^5.5.0",
+    "buffer": "^5.6.0",
     "multibase": "^0.7.0",
     "varint": "^5.0.0"
   },
   "devDependencies": {
-    "aegir": "^21.4.4",
+    "aegir": "^21.9.0",
     "chai": "^4.1.2",
     "dirty-chai": "^2.0.1",
-    "pre-commit": "^1.2.2"
+    "ipfs-utils": "^2.2.0"
   },
   "contributors": [
     "David Dias <[email protected]>",