Make cv work without external vars

.gitignore

@@ -0,0 +1,2 @@
+# Ignore swap files from vim
+.*.swp

cv

@@ -1,6 +1,15 @@
 #!/bin/bash
 
-. /usr/local/bin/vars
+if [ -f /usr/local/bin/vars ]
+then
+	. /usr/local/bin/vars
+else
+	# This is a compatibility mode and not well-supported.
+	date=$(date +"%Y-%m-%d")
+	show(){
+		echo -e "\033[1;36m> ${@} \033[0m"
+	}
+fi
 
 country=$1