Implemented docker.info()

[amihaiemil]

Fixes #344

• implemented Info :: docker.info()
• added unit tests and integration test
• also added missing integration test for docker.version()

[0crat]

Election failed: performer was not elected (see footprint for details)

[0crat]

Election failed: performer was not elected (see footprint for details)

[0crat]

Election failed: performer was not elected (see footprint for details)

[0crat]

Election failed: performer was not elected (see footprint for details)

[0crat]

@amihaiemil/z not enough funds available in the project, can't set budget of job #345, see §21; @amihaiemil/z will get no money on completion; in order to fix that, add funds to the project and assign the job again

[0crat]

Election failed: performer was not elected (see footprint for details)

[0crat]

Election failed: performer was not elected (see footprint for details)

[0crat]

Job #345 is closed, can't start order

[0crat]

Job #345 is not in the agenda of @amihaiemil/z, can't set title