add some info to the readme

README.md

@@ -1,12 +1,34 @@
 brozzler
 ========
-"browser" ^ "crawler" = "brozzler"
+"browser" | "crawler" = "brozzler"
 
 Brozzler is a distributed web crawler that uses a real browser (chrome or
-chromium) to fetch pages and embedded urls and to extract links. 
+chromium) to fetch pages and embedded urls and to extract links. It also
+uses [youtube-dl](https://github.com/rg3/youtube-dl) to enhance media capture
+capabilities.
 
 It is forked from https://github.com/internetarchive/umbra.
 
+Brozzler is designed to work in conjunction with
+[warcprox](https://github.com/internetarchive/warcprox) for web archiving.
+
+Installation
+------------
+```
+git clone https://github.com/nlevitt/brozzler
+cd brozzler
+# set up virtualenv if desired
+pip install -r requirements.txt .
+```
+Brozzler also requires a rabbitmq server.
+
+Fonts for good screenshots
+--------------------------
+On ubuntu 14.04 trusty I installed these packages:
+
+xfonts-base ttf-mscorefonts-installer fonts-arphic-bkai00mp fonts-arphic-bsmi00lp fonts-arphic-gbsn00lp fonts-arphic-gkai00mp fonts-arphic-ukai fonts-farsiweb fonts-nafees fonts-sil-abyssinica fonts-sil-ezra fonts-sil-padauk fonts-unfonts-
+extra fonts-unfonts-core ttf-indic-fonts fonts-thai-tlwg fonts-lklug-sinhala
+
 License
 -------
 
@@ -15,7 +37,7 @@ Copyright 2015 Internet Archive
 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this software except in compliance with the License.
 You may obtain a copy of the License at
-
+    
     http://www.apache.org/licenses/LICENSE-2.0
 
 Unless required by applicable law or agreed to in writing, software