Bugfix for when HTTP 302 redirect code is issued during download
sync with appupdater code
Build process updates
Version bump, official 4.3 release
Added code to support the inclusion of custom HTTP headers for downloads.
Fixed some tests
Added feature to parse a HTML for metalinks and check all of them on the page.
bugfix to print out url in check results
better error handling
Reworked to use python unittest module for tests