update for "deprecated" brew cask commands

Author: fire1ce

README.md

@@ -49,7 +49,7 @@ This will clone the repository and create a symlink for use in the terminal
 
 ```bash
 git clone <paste the copied url here>
-ln -s ${PWD}/brewup/brewup.sh /usr/local/bin/brewup
+ln -s ${PWD}/BrewUp/brewup.sh /usr/local/bin/brewup
 ```
 
 ## Usage

brewup.sh

@@ -37,8 +37,8 @@ echo -e "${green}==>${reset} Brew Diagnotic Finished."
 echo "${yellow}==>${reset} Running Brew&Casks Updates..."
 brew update 2>&1
 brew upgrade 2>&1
-brew cask outdated 2>&1
-brew cask upgrade 2>&1
+brew outdated --cask 2>&1
+brew upgrade --cask 2>&1
 brew cleanup -s 2>&1
 echo "${green}==>${reset} Finished Brew&Casks Updates"