build: Make kiwi result bundling optional

pbuild: opt-out by default to reduce build times and allow direct
usage/testing

PBuild/Job.pm

@@ -277,6 +277,7 @@ sub createjob {
   }
 
   push @args, '--clean' unless $opts->{'noclean'};
+  push @args, '--skip-bundle';
   push @args, '--changelog';
   #push @args, '--oldpackages', $oldpkgdir if $oldpkgdir && -d $oldpkgdir;
   push @args, '--dist', "$buildroot/.build.config";

build

@@ -1125,6 +1125,9 @@ while test -n "$1"; do
 	OBSURL=$ARG
 	shift
       ;;
+      -skip-bundle)
+	BUILD_SKIP_BUNDLE=1
+      ;;
       ---noarg)
 	cleanup_and_exit 1 "$ARG does not take an argument"
       ;;

build-recipe-kiwi

@@ -488,8 +488,9 @@ perform_image_build() {
 perform_image_bundle() {
     local imgtype=$1
     local profile=$2
-    local bundle_call
+    test -n "$BUILD_SKIP_BUNDLE" && return 0
 
+    local bundle_call
     local bundle_id="Build$RELEASE"
     test -n "$profile" && bundle_id="${profile}-$bundle_id"