[CodeStyle] 1.3.1 Plugin - Requires adaptation to align code style with 1.4

Requirements

Descriptive title for this enhancement

Current customer release 1.3.1 (1.3-fixes) uses old PHP code style, which requires updates to have equivalence with release 1.4-dev.

This will allow uniformization between the two releases.

Actual behavior

Old code style

Expected behavior

Usage of the new code style

Step by step description of new behaviour

Apply new codestyle from latest branch update

Benefits

Uniformization of code.

Possible Drawbacks

Possible tests failing due to mistake introduce during code modification.

Applicable Issues

None