Updates to validation and logging
plase fix the test
a better validation service
fix validation test
Merge branch 'develop' of https://github.com/chrisseto/Archiver into develop

Conflicts:
	archiver/datatypes/validation.py
Very small tutorial
Add option to dump all json to log file
Merge branch 'develop' of https://github.com/chrisseto/Archiver into develop

Conflicts:
	archiver/datatypes/validation.py
code cleanup
Merge branch 'develop' of https://github.com/chrisseto/Archiver into develop
remove the unnecessary requirements