#1104 Add PLCgen self-certification tests (v38) to CIF models plugin and ESCET IDE welcome screen (!1234) · Merge requests · Eclipse Projects / Eclipse ESCET (Supervisory Control Engineering Toolkit) / escet

Best to review per commit.
End-user visible changes:
- The ESCET IDE now ships with an extra option on the Welcome screen to import CIF PLC code generator tests. The wizard can also be accessed via File -> New -> Example. These 'self-certification' tests can be used to test the PLC code generator in external PLC development environments.

#1104 Add PLCgen self-certification tests (v38) to CIF models plugin and ESCET IDE welcome screen