Consistent indentation.
Added a second test program; just a proof of concept at this stage.
Two test cases; one executable.
Use the default main function in gtest_main.
ExternalProject_Add was added in 2.8.0 RC 1 - http://www.cmake.org/files/v2.8/CMakeChangeLog-2.8.0
Some stylistic tweaks.
Renamed the MainTest project to test.
Use the built-in CMAKE_STATIC_LIBRARY_SUFFIX instead of the custom Suffix variable.
Inverted logic simplification.