CIF-1082 - Change AEM Connector release to a "reactor" release

[cjelger]

This PR changes the release strategy to a "reactor" release.

How Has This Been Tested?

Tested locally that the reactor release works and does not release/deploy the integration tests artefacts.

Checklist:

• [x] My change requires a change to the documentation.
• [x] I have updated the documentation accordingly.
• [x] I have read the CONTRIBUTING document.
• [ ] I have added tests to cover my changes and the overall coverage did not decrease.
• [x] All unit tests pass on CircleCi.
• [x] I ran all tests locally and they pass.

[codecov[bot]]

Codecov Report

Merging #54 into master will not change coverage. The diff coverage is n/a.

@@            Coverage Diff            @@
##             master      #54   +/-   ##
=========================================
  Coverage     85.65%   85.65%           
  Complexity      314      314           
=========================================
  Files            18       18           
  Lines          1157     1157           
  Branches        179      179           
=========================================
  Hits            991      991           
  Misses           74       74           
  Partials         92       92

Flag	Coverage Δ	Complexity Δ
#integration	61.79% <ø> (ø)	214 <ø> (ø)	:arrow_down:
#unittests	79.32% <ø> (ø)	292 <ø> (ø)	:arrow_down:

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[cjelger]

Merging without verification, should be verified when performing the next release.