added first scheduler stuff
Work in progress
sync
added Travis config, added first Queue implementation
added queue example
changes to RDF to use Redbean
Merge branch 'feature-scheduler' of https://github.com/tdt/input into feature-scheduler

Conflicts:
	examples/custom/input.ini
changed mapping nmbs to git raw
added graph id and date times in redbean database
Fixed queue and added example
Added first controller and created worker workflow
fixed storage of graph version in db
Merge branch 'feature-scheduler' of https://github.com/tdt/input into feature-scheduler

Conflicts:
	src/tdt/input/scheduler/Worker.php
Added Queue & Worker
Minor fixes to Linked Data resource retrieval chain
Merge branch 'feature-scheduler' of ssh://github.com/tdt/input into feature-scheduler

Conflicts:
	examples/custom/input.ini
	src/tdt/input/scheduler/Worker.php
namespace fix
removed input.ini
Scheduler has now a DOA
Added documentation on the scheduler in the README