* use xterm for tmux light config

+ shell history for different tty terminals (restoring bash history for different tmux windows)

.shell-history

@@ -0,0 +1,35 @@
+# save history for multiple terminals
+# create a folder to store the history
+if [ ! -d "${HOME}/.bash_history_log" ]; then
+    mkdir "${HOME}/.bash_history_log"
+fi
+
+# Add the tty to the history file
+# Each terminal's history will be stored in
+# its own file
+HISTSUFFIX=`tty | sed 's/\///g;s/^dev//g'`
+HISTFILE="$HOME/.bash_history_log/bash_history_$HISTSUFFIX"
+
+# Time stamp for the history
+HISTTIMEFORMAT="%y-%m-%d %H:%M:%S "
+
+# don't put duplicate lines or lines starting with space in the history.
+HISTCONTROL=ignoredups:ignorespace
+
+# for setting history length see HISTSIZE and HISTFILESIZE in bash(1)
+HISTSIZE=1000
+HISTFILESIZE=5000
+
+# append to the history file, don't overwrite it
+shopt -s histappend
+
+# Add to the history everytime the prompt is shown
+PROMPT_COMMAND='echo -ne "\033]0;${USER}@${HOSTNAME}: ${PWD/$HOME/~}\007";history -a'
+
+# Search history
+function searchhistory() {
+    grep -ri "${1}" ~/.bash_history_log/*
+}
+alias shistory=searchhistory
+
+# Thanks for that: https://dev.to/mrrcollins/saving-bash-history-across-terminals-b80