Address review comments [skip ci]

Author: jtgeibel

src/github.rs

@@ -1,3 +1,5 @@
+//! This module implements functionality for interacting with GitHub.
+
 use curl;
 use curl::easy::{Easy, List};
 

src/http.rs

@@ -1,3 +1,6 @@
+//! This module implements middleware for adding secuirty headers to
+//! http responses in production.
+
 use conduit::{Request, Response};
 use conduit_middleware::Middleware;
 

src/owner.rs

@@ -147,7 +147,7 @@ impl Team {
     /// Tries to create a Github Team from scratch. Assumes `org` and `team` are
     /// correctly parsed out of the full `name`. `name` is passed as a
     /// convenience to avoid rebuilding it.
-    pub fn create_github_team(
+    fn create_github_team(
         app: &App,
         conn: &PgConnection,
         login: &str,