Release v5.6.1

Improve wish_source and wish_link to support zero source/link argument

Release v5.6.0

Update version number to v5.6.0

Release v5.5.4

Fix CMP0171 by renaming codegen to vcodegen

Release v5.5.3

Update version number to v5.5.3

Release v5.5.2

Fix additional subdirectory issues with wish_create_external

Release v5.5.1

Fix some subdirectory issue with wish_create_ide_target, wish_group a…

Release v5.5.0

Add optdebug build type

Release v5.4.4

Add wish_werror

Release v5.4.3

Add PLUGIN support for wish_generator

Release v5.4.2

Handle wish_resource_mapping empty resource sets