Ignore files that begin with an underscore (bandaid for #108)

plugins/available/_xterm.plugins.bash

@@ -0,0 +1,17 @@
+set_xterm_title () {
+    local title="$1"
+    echo -ne "\e]0;$title\007"
+}
+
+
+precmd () {
+    set_xterm_title "${USER}@${HOSTNAME} `dirs -0` $PROMPTCHAR"
+}
+
+preexec () {
+    set_xterm_title "$1 {`dirs -0`} (${USER}@${HOSTNAME})"
+}
+
+case "$TERM" in
+    xterm*|rxvt*) preexec_install;;
+esac