It is now possible to choose the level to apply the operators. This has not been tested a lot but the first tests show that it work.

Api updated, testChebInterface will execute both API internal Chebyshev and API user kernel Chebyshev and display some output

sorry but in cmakelist at line 144 if CMAKE_CXX_FLAGS_RELEASE is empty in string replace if fire an assert

Change in CMakList in order to try to compile checkAVXpe with avx flags (was working with gcc >= 4.9, but not with gcc 4.8.*)

FAlgorithmTimers added, set in AlgorithmThread, Algorithm, and AlgorithmThreadProc, use as shown in testFmmAlgorithm.cpp