Installing headers in include/KF5, how to?

[Stephen Kelly]

Aurélien Gâteau wrote:

>  +set(INCLUDE_INSTALL_DIR ${INCLUDE_INSTALL_DIR}/KF5)

Don't you instead want to install to ${INCLUDE_INSTALL_DIR}/KF5/$Name ?

What does _set_fancy do? Should it be removed? INCLUDE_INSTALL_DIR is set by 
_set_fancy in ecm.

Thanks,

Steve.