CMake: Display all targets in project settings

All targets should be displayed, even without
binary artifacts, otherwise it's not possible
to select a CMake custom target to build.

Change-Id: I4b7640f460a248fd2d4b56428c2c8da3b13b9103
CMake: Does not need m_buildTargetType anymore

Change-Id: I45f927391d73258f8f61eebe8543b6f5052678ec
CMake: Ignore all the XXX/fast targets

In fact, it is same with the XXX target.
So, ignore it would make it clean.

Change-Id: I2527f839461f0be07b6d40e257db23ef5ca35007