init ispc & mcpp

Signed-off-by: Fotis Georgatos <fotis.georgatos@uni.lu>
fix quote business

Signed-off-by: Fotis Georgatos <fotis.georgatos@uni.lu>
handle ispc comments

Signed-off-by: Fotis Georgatos <fotis.georgatos@uni.lu>
fix mcpp to include specific compiler

Signed-off-by: Fotis Georgatos <fotis.georgatos@uni.lu>
Merge pull request #602 from fgeorgatos/contrib_ispc_cpp

init ispc & mcpp