fixed order of brew commands (first install git for brew update to work)

Author: lukaszsagol

rails-install-osx-rvm.sh

@@ -2,11 +2,14 @@ set -e
 
 echo "Installs Homebrew for installing other software"
 /usr/bin/ruby -e "$(/usr/bin/curl -fsSkL raw.github.com/mxcl/homebrew/go)"
-brew update
 
 echo "Installs Git"
 brew install git
 
+echo "Updates Homebrew"
+brew update
+
+
 echo "Installs RVM (Ruby Version Manager) for handling Ruby installation"
 curl -kL get.rvm.io | bash -s stable
 source ~/.rvm/scripts/rvm