Let people name themselves and support description in about

lib/about.js

@@ -10,6 +10,7 @@ function reduceAbout(about, msg) {
     if (!c) return about
     if (c.name) about.name = c.name.replace(/^@?/, '@')
     if (c.image) about.image = linkDest(c.image)
+    if (c.description) about.description = c.description
     return about
 }
 
@@ -18,6 +19,7 @@ module.exports = function (sbot, id, cb) {
   pull(
     sbot.links({
       rel: 'about',
+      source: id,
       dest: id,
       values: true,
     }),