Update setupPackages.sh

Author: madhephaestus

setupPackages.sh

@@ -9,12 +9,13 @@ sudo add-apt-repository -y ppa:sunderme/texstudio
 
 sudo apt update
 sudo apt  -y upgrade
-sudo apt purge -y bcmwl-kernel-source
-sudo apt install -y firmware-b43-installer
+
 GITHUBDESKTOPRELEASE=3.3.5-linux2
 #https://github.com/shiftkey/desktop/releases/download/release-3.3.5-linux2/GitHubDesktop-linux-amd64-3.3.5-linux2.deb
 GITHUBDESKTOP=GitHubDesktop-linux-amd64-$GITHUBDESKTOPRELEASE.deb
 if (! test -e $GITHUBDESKTOP) then
+	sudo apt purge -y bcmwl-kernel-source
+	sudo apt install -y firmware-b43-installer
 	wget https://github.com/shiftkey/desktop/releases/download/release-$GITHUBDESKTOPRELEASE/$GITHUBDESKTOP
 	sudo dpkg -i $GITHUBDESKTOP
 else