remove created by comment
move error handling out of normal code path; return early
Fix bug in string comparison, slight refactor
Fixing protocol equals and making sure exceptions on index are always logged
some misc minor refactorings
add comment regarding not verifying https certificates
Merge remote-tracking branch 'origin/SESI-111_dataset_validation' into SESI-111_dataset_validation

Conflicts:
	opal-core/src/main/java/org/obiba/opal/core/service/validation/ValidatorFactory.java
change NPE catch for ==-null check

NPE catch was not catching the right exception, null check is more explicit/specific
un-synchronize ValidationResult

The result is not actively used in multiple threads. If it is, whoever uses it should should handle synchronization.
Merge pull request #14 from thehyve/SESI-111_dataset_validation

Fixing protocol equals and making sure exceptions on index are always lo...