wait & timeout if no container analysis occurrence is found for the image

[mvanholsteijn]

• Added a info log line to provide feedback to the user
• changed the initial time out to 1 seconds (was 1 ns), to avoid a DoS attack at the beginning

closes #584

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[mvanholsteijn]

@googlebot I signed it

[ooq]

Nice catch! Thanks for the fix.

[ooq]

@mvanholsteijn hi @mvanholsteijn , can you sync the PR and merge it? thanks!

[mvanholsteijn]

@ooq I am not authorized to merge changes...

[mvanholsteijn]

@ooq I guessed, you ment to merge master into this branch, right?

[ooq]

Merged. Thanks! @mvanholsteijn