* Issue #5147: allow empty values for properties.
* Issue #5147: Allow multiple `-D` options.
* Issue #5147: take advantage (and demonstrate) the new usage of -D.
* Issue #5147: also update windows script and security ones.
* Add support to UUID type
* Simplify and use a simple QString instead of a QUuid.
Work for using a QUuid is way larger than supporting QString (imply modifying multiple c++ templates).
Current needs are fullfill with the use of a simple QString, so I let the use of QUuid for future enhancement.
* - add windows executable for generating qt5 security samples
- update sample clients
PS : some modifications on the samples are not related to the patch I applied. Were the samples up-to-date ?
* add line break test to petstore-security-test.yaml
* add objc/swift security testing
* add go,scala,qt5cpp for security test
* add security test for typescript
* fix go security issue, fix consumes,produces line break
