Prefer interfaces to classes where applicable.

Merge pull request #105 in EDELIVERY/smp from bugfix/EDELIVERY-3712-error-when-concurrently-calling to development

* commit '5f470ee68f8234ef51491488f180bab5f19d3140':
  update h2 database configuration for unit and integrational tests
  Wrap javax.xml.validation.Validator into ThreadLocal

addn h2 database for test

addn h2 database for test

* commit '0df55bade1a9ab1552620c090dd31c3fd2bcd2f8':
  update the metadatalist nonexisting methods

add angular project

* commit 'a4dac6da3913bb263f8390984a18dcf3de560c66':
  remove the typo
  Add web ui modul - first version
  Add web ui modul - first version
  Implementation of rest services for UI (servicegroup, servicemetadata, domains, users)

add new unit and integration tests

* commit '52d422eef2cb27baf6d96cba12e974356cf3d77b':
  update revision log entity comment
  Add oracle db patch audit
  Add audit to SMP

Merge pull request #101 in EDELIVERY/smp from feature/EDELIVERY-3165-update-servicegroup-owner to development

* commit '1d69ada9ecfbdd59abb0197cb6e8ac9e8ee5a560':
  update exception handler
  Add new exception InvalidOwner  was added for update servicegroup with invalid owner.

Merge pull request #100 in EDELIVERY/smp from bugfix/EDELIVERY-3427-qa-qc-owasp-smp-assess-library to development

* commit '9de4871ef98a20b860ccc8ae21e3b0617ef4b31a':
  OWASP Upgrade spring.version from 5.0.2.RELEASE to 5.0.6.RELEASE spring.security.version from 4.2.1.RELEASE to 4.2.6.RELEASE

Upgrade spring.version from 5.0.2.RELEASE to 5.0.6.RELEASE
spring.security.version from 4.2.1.RELEASE to 4.2.6.RELEASE

test dynamic discover while developing AP.

Merge pull request #99 in EDELIVERY/smp from feature/EDELIVERY-3370-produce-a-raport-on-every to development

* commit '27a23d43b3f7559427480ebebfd451781e2d4385':
  Disable .Net Assembly Analyzer for dependency-check.
  Set dependency-check to skip artifacts not bundled in distribution (Provided and Runtime scope).
  add dependency-check-maven plugin. use javax.servlet-api  from maven repo

use javax.servlet-api  from maven repo