feat(revamp): add zsh and neovim configs, add an install script and a dependencies list

config/zsh/.zprezto/runcoms/zlogout

@@ -0,0 +1,19 @@
+#
+# Executes commands at logout.
+#
+# Authors:
+#   Sorin Ionescu <sorin.ionescu@gmail.com>
+#
+
+# Execute code only if STDERR is bound to a TTY.
+[[ -o INTERACTIVE && -t 2 ]] && {
+
+SAYINGS=(
+    "So long and thanks for all the fish.\n  -- Douglas Adams"
+    "Good morning! And in case I don't see ya, good afternoon, good evening and goodnight.\n  --Truman Burbank"
+)
+
+# Print a randomly-chosen message:
+echo $SAYINGS[$(($RANDOM % $#SAYINGS + 1))]
+
+} >&2