Updated ubuntu install script. Disabled screenfetch and timeshift installers

scripts/installers/install_tools_ubuntu.sh

@@ -1,9 +1,9 @@
-#!/usr/bin/ENV sh
+#!/usr/bin/env sh
 
 set -x
 set -e
 
-ENV=/usr/bin/ENV
+ENV=/usr/bin/env
 OPWD=$PWD
 PACKAGE_MANAGER="sudo apt-get"
 PM_UPDATE="$PACKAGE_MANAGER update"
@@ -16,7 +16,7 @@ cd $HOME
 # Install the minimal toolset to bootstrap out process
 $PM_UPDATE
 # System basics for everything after this point
-$PM_INSTALL curl wget git zsh vim tmux mosh python-software-properties software-properties-common
+$PM_INSTALL curl wget git zsh vim tmux mosh software-properties-common
 
 # Install OhMyZSH
 mkdir -p $HOME/build/oh-my-zsh
@@ -27,13 +27,13 @@ $ENV sh install.sh
 cd $HOME
 
 # Add the screenfetch repository
-sudo add-apt-repository -y 'ppa:djcj/screenfetch'
+#sudo add-apt-repository -y 'ppa:djcj/screenfetch'
 
 # Install Other Essential Tools
-$PM_INSTALL lsb-release screenfetch
+#$PM_INSTALL lsb-release screenfetch
 
 # Install Timeshift
-$SCRIPTPATH/install_timeshift.sh
+#$SCRIPTPATH/install_timeshift.sh
 
 # Return to where we started
 cd $OPWD