Added a cuss module, several minor code improvements.

modules/cuss/cuss.sh

@@ -0,0 +1,15 @@
+[ -f functions.sh ] && source functions.sh
+
+# Add phrases in quotes to the array.
+phrases=(
+  "cuss words, just let 'em roll, mother fucking shit god damn ass hole!"
+  "damn!"
+  "fuck the fucking fuckers!"
+  "fuck!"
+  "god damn it!"
+  "motherfucker"
+  "shit, piss, fuck, cunt, cocksucker, motherfucker, and tits."
+  "shit!"
+  "son of a bitch!"
+)
+msg "$2" "${phrases[$(($RANDOM % ${#phrases[@]}))]}"