[CMake] Specifying compilers?

[Jason T. Slack-Moehrle]

> I'm very new to CMake, but we can see the C++11 flags are not showing up in
> your VERBOSE output.
>
> The way i'm adding flags is by using:
>
> add_definitions(-Wall -Wextra -std=c++0x -pedantic)

Here is a test example: http://6colors.net/example.tar.gz