Update bash completion script

Signed-off-by: Adam Vandenberg <flangy@gmail.com>

Library/Contributions/brew_bash_completion.sh

@@ -9,9 +9,9 @@ _brew_to_completion()
 
     # Subcommand list
     [[ ${COMP_CWORD} -eq 1 ]] && {
-        local actions="--cache --config --prefix audit cat cleanup configure create
-            deps doctor edit home info install link list log outdated prune
-            remove search unlink update uses"
+        local actions="--cache --cellar --config --env --prefix --repository audit cat cleanup
+            configure create deps doctor edit fetch help home info install link list log options
+            outdated prune search test uninstall unlink update uses"
         local ext=$(\ls $(brew --repository)/Library/Contributions/examples |
                     sed -e "s/\.rb//g" -e "s/brew-//g")
         COMPREPLY=( $(compgen -W "${actions} ${ext}" -- ${cur}) )