README fix ups

The point being to have less duplicate information.

I am updating the wiki and the homepage accordingly.

I am loathe to leave the "what packages are available" lines but I believe
people who are interested in such things are likely to end up at the source
root so it is appropriate.

README.md

@@ -1,54 +1,23 @@
 Homebrew
 ========
-Features and usage are [summarized on the homepage][homepage].
-
-
-Quick Install to /usr/local
----------------------------
-[This script][gist] will prompt for confirmation before it does anything:
-
-    /usr/bin/ruby -e "$(curl -fsSL https://raw.github.com/gist/323731)"
-
-Afterwards, [install Xcode][xcode].
-
-
-Umm… I thought I could install it anywhere?
--------------------------------------------
-Indeed, you can. Refer to our [complete installation instructions][install].
-
-
-Dude! Just give me a one-liner!
--------------------------------
-Okay then, but please note this installs Homebrew as root and
-[we recommend against that][sudo].
-
-    curl -LsSf https://github.com/mxcl/homebrew/tarball/master | sudo /usr/bin/tar xvz -C/usr/local --strip 1
-
-
-But what packages are available?
---------------------------------
-Before installing you can
-[browse the Formula folder on GitHub][browse-formulae].
-
-After installing, you can use `brew search` to find packages or `brew server`
-to browse packages off of a local web server.
+Features, usage and installation instructions are [summarized on the homepage][home].
 
+What Packages Are Available?
+----------------------------
+1. You can [browse the Formula folder on GitHub][formula].
+2. Or type `brew search` for a list.
+3. Or run `brew server` to browse packages off of a local web server.
 
 More Documentation
-==================
-The [wiki][] is your friend.
-
+------------------
+`brew help` or `man brew` or check our [wiki][].
 
 Who Are You?
-============
+------------
 I'm [Max Howell][mxcl] and I'm a splendid chap.
 
 
-[homepage]:http://mxcl.github.com/homebrew
-[gist]:http://gist.github.com/323731
-[xcode]:http://developer.apple.com/technologies/xcode.html
-[install]:http://wiki.github.com/mxcl/homebrew/installation
-[sudo]:http://wiki.github.com/mxcl/homebrew/installation#sudo
+[home]:http://mxcl.github.com/homebrew
 [wiki]:http://wiki.github.com/mxcl/homebrew
 [mxcl]:http://twitter.com/mxcl
-[browse-formulae]:http://github.com/mxcl/homebrew/tree/master/Library/Formula/
+[formula]:http://github.com/mxcl/homebrew/tree/master/Library/Formula/