release: v0.4.1

Patrick Decat (2):
Do not try to merge profiles when none were found
Add path information to 19.07 and 18.06 release versions

Paul Spooren (5):
fixup: set job timeout to 5 minutes
fixup: Correct sig_file_headers debug print
fixup: replace timeout with job_timeout
build: adapt to new profiles.json
fixup: use new OpenWrt CDN