Add list courses functions, remove unnecessary functions, update README.

1 files changed, 1 insertions, 0 deletions

diff --git a/main.go b/main.go
index 8f669e1..eb602e6 100644
--- a/main.go
+++ b/main.go
@@ -6,6 +6,7 @@ import (
 
 var base_link string
 var token string
+var external_tools_code int
 var client http.Client
 
 func main() {