Added base structure for testing, along with build flag and build_test path definitions.
Fixed typo in src dir line end.
Added core tests, as well as an include for our src directory.
Removed core tests, added base for test of FileHelpers.
Added text file for read testing, and added a copy directive for it to cmakelists.
Got Google Test include working.
Have test working on static data.
Created test for FileHelpers.
Switched CMakes to use convenience variables for paths rather than static path definitions.
Merged in master changes.
Merge pull request #50 from NASA-Tensegrity-Robotics-Toolkit/gtest

Test building and example tests.