tmuxsess: allow session name to be customized

script/tmuxsess

@@ -2,10 +2,17 @@
 #
 # Open a new tmux session named after the current directory with a basic
 # development/editing environment.
+#
+# The session will be named after the current directory unless the desired name
+# is passed as the only argument.
 set -e
 
-cwd=$(pwd)
-sessionname=$(basename $cwd)
+if [ -z "$1" ]; then
+  cwd=$(pwd)
+  sessionname=$(basename $cwd)
+else
+  sessionname="$1"
+fi
 tmux new -d -s $sessionname
 tmux rename-window -t $sessionname:1 cli
 tmux new-window -t $sessionname -n vim vim