Add a prelude for userland

Users can now import all of a prelude via `use serenity::prelude::*;`,
which should provide some helpful stuff. As such, the internal
prelude is now named `serenity::prelude_internal`, and all internal uses
have been adjusted.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/client/context.rs b/src/client/context.rs
index d8700e2..2fb0d22 100644
--- a/src/client/context.rs
+++ b/src/client/context.rs
@@ -15,7 +15,7 @@ use ::builder::{
     GetMessages
 };
 use ::model::*;
-use ::prelude::*;
+use ::prelude_internal::*;
 use ::utils;
 
 #[derive(Clone)]