Reverted SSH agent settings in rc, added some ls aliases

.zsh_aliases

@@ -19,6 +19,8 @@ alias la='ls -CFA'                            # l with . and ..
 alias ll='ls -l'                              # long list
 alias lla='ls -al'	            		      # ll with . and ..
 alias ls='ls -hF --color=tty'                 # classify files in colour
+alias lls='ls -lh --sort=size --reverse'
+alias llt='ls -l -t -r'
 
 # Extras
 alias ping='ping -c 5'			      # Stop pinging after 5 pings

.zshrc

@@ -119,27 +119,3 @@ source $HOME/.zsh_functions
 # set PATH so it includes user's private bin if it exists
 PATH="$HOME/.local/bin:$HOME/bin:$PATH"
 
-# initialize and load SSH-AGENT
-# https://stackoverflow.com/a/18915067
-SSH_ENV="$HOME/.ssh/environment"
-
-function start_agent {
-    echo "Initialising new SSH agent..."
-    /usr/bin/ssh-agent | sed 's/^echo/#echo/' > "${SSH_ENV}"
-    echo succeeded
-    chmod 600 "${SSH_ENV}"
-    . "${SSH_ENV}" > /dev/null
-    /usr/bin/ssh-add;
-}
-
-# Source SSH settings, if applicable
-
-if [ -f "${SSH_ENV}" ]; then
-    . "${SSH_ENV}" > /dev/null
-    #ps ${SSH_AGENT_PID} doesn't work under cywgin
-    ps -ef | grep ${SSH_AGENT_PID} | grep ssh-agent$ > /dev/null || {
-        start_agent;
-    }
-else
-    start_agent;
-fi