Refactor organization of scope aware request utils

Reorganized the structure of the Request Utils due to their widespread use
resulting in circular imports issues (mostly because of middleware & logger).

pkg/middleware/jwt_session.go

@@ -37,7 +37,7 @@ type jwtSessionLoader struct {
 // If a session was loaded by a previous handler, it will not be replaced.
 func (j *jwtSessionLoader) loadSession(next http.Handler) http.Handler {
 	return http.HandlerFunc(func(rw http.ResponseWriter, req *http.Request) {
-		scope := GetRequestScope(req)
+		scope := middlewareapi.GetRequestScope(req)
 		// If scope is nil, this will panic.
 		// A scope should always be injected before this handler is called.
 		if scope.Session != nil {