added logback
added logback
added logback
Revert "added logback"

This reverts commit b0b7c719960befdab5677bf540d3a003da69db73.
Merge branch 'nikolaus2-logback'

Conflicts:
	strongbox-resources/strongbox-common-resources/src/main/resources/logback.xml
Merge branch 'master' of github.com:strongbox/strongbox