Call the scheduler code before startup.

Otherwise, the driver supplier returns "absent" and e.g. reconcilliation is not executed.
Get rid of another no longer needed provider.

The SchedulerDriver is no longer a provided object; it is wired up at startup.
[maven-release-plugin] prepare release Singularity-0.3.9
[maven-release-plugin] prepare for next development iteration
Merge pull request #251 from hgschmie/guice-changes

The grand Guice injection fixup
Merge branch 'master' into hs_staging