Bug fix

An error showed up with our DB2 iSeries database that caused liquibase to think there were multiple schemas with the same name.  Making the proposed change fixed the error.

@nvoxland, you appear to be the primary maintainer for this code--you may consider making this change.
CORE-1760 Starting db2 vagrant config
CORE-1760 Improved test infrastructure

OS configuration isn't a separate configuration but rather a parameter
(cherry picked from commit aeca852)
CORE-1760 Improved test infrastructure

DB2 on windows works with vagrant sdk
CORE-1760 Improved test infrastructure

Added db2 description
DB2 schemas came back with a trailing space which broke comparisons
Merge pull request #253 from kcrumdev/patch-1

Bug fix
CORE-1760 Improved test infrastructure

Working on db2 linux vagrant, fixes for postgresql on windows vagrant
Merge remote-tracking branch 'origin/master'