Still configure Code-Eli if CPPTest or Eigen are not found.
Fixed CPPTEST_FOUND capitalization error.
Fix indenting with new code organization.
improved the performance for higher input values. Also, fixed bug if one was passed in.
Revert "improved the performance for higher input values. Also, fixed bug if one was passed in."

This reverts commit 9932fffbd17066da4b41f8c5e9e4e696b4384e37.
Updated the CMake files to include header files into projects.
Include FindEigen3.cmake in Code-Eli
Merge branch 'feature/CMake_Changes' into develop