docs: add lead-maintainer

Author: daviddias

README.md

@@ -7,6 +7,10 @@
 
 > A test suite and interface you can use to implement a IPFS core interface.
 
+## Lead Maintainer
+
+[Alan Shaw](http://github.com/alanshaw).
+
 ## Table of Contents
 
 - [Background](#background)

package.json

@@ -2,6 +2,7 @@
   "name": "interface-ipfs-core",
   "version": "0.64.3",
   "description": "A test suite and interface you can use to implement a IPFS core interface.",
+  "leadMaintainer": "Alan Shaw <alan@tableflip.io>",
   "main": "js/src/index.js",
   "scripts": {
     "test": "exit 0",
@@ -23,7 +24,6 @@
   "keywords": [
     "IPFS"
   ],
-  "author": "David Dias <daviddias@ipfs.io>",
   "license": "MIT",
   "bugs": {
     "url": "https://github.com/ipfs/interface-ipfs-core/issues"