Remove some unused imports

safsaf/handler-wrappers/exceptions.scm

@@ -18,10 +18,8 @@
 (define-module (safsaf handler-wrappers exceptions)
   #:use-module (ice-9 match)
   #:use-module (web request)
-  #:use-module (web response)
   #:use-module (web uri)
   #:use-module (knots)
-  #:use-module (knots backtraces)
   #:use-module (logging logger)
   #:autoload (json builder) (scm->json-string)
   #:use-module (safsaf response-helpers)

safsaf/params.scm

@@ -17,7 +17,6 @@
 
 (define-module (safsaf params)
   #:use-module (ice-9 match)
-  #:use-module (ice-9 regex)
   #:use-module (srfi srfi-1)
   #:use-module (srfi srfi-9 gnu)
   #:use-module (web uri)

safsaf/utils.scm

@@ -22,7 +22,6 @@
   #:use-module (srfi srfi-1)
   #:use-module (knots web-server)
   #:use-module (webutils cookie)
-  #:autoload (json parser) (json->scm)
   #:autoload (webutils multipart) (parse-request-body
                                    part-content-disposition-params
                                    part-name parts-ref-string)