Support formatting in rainbows

Fixes #119

lib/bfhtml/doc.go

@@ -1,2 +0,0 @@
-// Package bfhtml contains an extension to the Blackfriday HTML renderer to disable paragraph tags.
-package bfhtml

lib/bfhtml/html.go

@@ -1,34 +0,0 @@
-// gomuks - A terminal Matrix client written in Go.
-// Copyright (C) 2019 Tulir Asokan
-//
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU Affero General Public License as published by
-// the Free Software Foundation, either version 3 of the License, or
-// (at your option) any later version.
-//
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU Affero General Public License for more details.
-//
-// You should have received a copy of the GNU Affero General Public License
-// along with this program.  If not, see <https://www.gnu.org/licenses/>.
-
-package bfhtml
-
-import (
-	"io"
-
-	bf "github.com/russross/blackfriday/v2"
-)
-
-type HTMLRenderer struct {
-	*bf.HTMLRenderer
-}
-
-func (r *HTMLRenderer) RenderNode(w io.Writer, node *bf.Node, entering bool) bf.WalkStatus {
-	if node.Type == bf.Paragraph {
-		return bf.GoToNext
-	}
-	return r.HTMLRenderer.RenderNode(w, node, entering)
-}