[CMake] Make project name a target

[Alexander Neundorf]

On Friday 11 September 2009, David Cole wrote:
> When you say "make the project name a target" what do you mean by that?
> (1) internally create a CMake target with the given name?
> (2) create a makefile target with that name that builds all the cmake
> targets in that cmake project?

I think this should be more or less the same as invoking make without specific 
target in <project>_BINARY_DIR.

Alex