ssl certificate verification required and basic unit test of cert verification
upload streaming to handler
fix cert_tests and removed some filters that don't seem to compile
Merge commit '0f18af5' into feature/upload-stream

pull request #185
Merge '80b1a60' into feature/certificate-verification

Pull request #166

Conflicts:
	tools/filters/Makefile
Merge branch 'feature/certificate-verification' into develop
Merge branch 'feature/upload-stream' into develop
Merge remote-tracking branch 'upstream/develop' into develop