Ansible refactoring
Add option to install with DEBUG turned on
Remove irrelevant config
Update README
Remove accidental debug code
Update README
Fix configuration
Fix Makefile
Makefile refactoring
Remove unnecessary target
Properly handle cases in which installation fails after untarring

In such cases, previously, rerunning did not trigger reinstall because the tar file was not marked as changed.
Now we move the tar aside teporarily for the duration of the installation, so that if it fails it will be copied again
and trigger a reinstallation
Fetch local page to complete source installation
Update README
Use logbook
Improve build_tar to obtain list of files from git
Better separation into utests/deployment tests
Default make target is 'test'
Fix error pages
Shortcuts for HTTP requests in test client
Output emitted data in request helpers