Remove selflink script.

Between the quick-install steps and other instructions on the Wiki,
this "self-link" script is no longer needed (and no longer recommended.)

Library/Contributions/selflink.sh

@@ -1,41 +0,0 @@
-#!/usr/bin/env bash
-# This script links your clone into $install_base, so you can keep the .git
-# directory out of the way. Default for no parameters is /usr/local
-
-mode=$1
-if [[ -z $mode ]]; then
-    mode="install"
-fi
-
-install_base=$2
-if [[ -z $install_base ]]; then
-    install_base="/usr/local"
-fi
-
-source_base=`pwd`
-
-if [[ $mode == install ]]; then
-    # Ensure that the Cellar exists -- otherwise Homebrew breaks
-    if [[ ! -e "$source_base/Cellar" ]] ; then
-        mkdir -p "$install_base/Cellar"
-    fi
-    
-    if [[ ! -e "$source_base/bin" ]] ; then
-        mkdir -p $install_base/bin
-    fi
-    
-    ln -s "$source_base/bin/brew" "$install_base/bin/brew";
-    ln -s "$source_base/Cellar" "$install_base/Cellar";
-elif [[ $mode == undo ]]; then
-    if [[ -h "$install_base/bin/brew" ]] ; then
-        rm "$install_base/bin/brew"
-    fi
-
-    if [[ -h "$install_base/Cellar" ]] ; then
-        rm "$install_base/Cellar"
-    fi
-else
-    echo "Unknown command: $mode";
-    echo "  selflink.sh [install] >> symlinks to $install_base"
-    echo "  selflink.sh undo >> removes symlinks from $install_base"
-fi