Fix for S3 Scraper
UT helped debugging the problem.

but it's disabled as it really scrapes the spring repo
Merge remote-tracking branch 'origin/master' into s3-scraper-fix
NEXUS-5698: Tests covering the multi pages repo problem

Exercises code from commit:
https://github.com/sonatype/nexus/commit/8777c5c5e154d54cee42f6b70dcc64ec1b78a413
Merge remote-tracking branch 'origin/master' into s3-scraper-fix
Merge remote-tracking branch 'origin/master' into s3-scraper-fix
Merge remote-tracking branch 'origin/master' into s3-scraper-fix
Removed recursion from S3 scraper.
Merge pull request #843 from sonatype/s3-scraper-fix

[REVIEW] S3 scraper fix