Merge pull request #535 from andrerod/dev

Bugfix
#549: Failing UT
Merge branch 'master' into dev
Merge pull request #553 from andrerod/dev

Merging old changes
Merge pull request #555 from andrerod/dev

Adding SQL Server management APIs
Allowing certificates to come from files
Merge pull request #558 from andrerod/dev

Test cleanup
Adding missing toString
Rename method
Merge