fix sanity check for new CAPHE versions, correctly specify replacing CMAKE_SHARED_LINKER_FLAGS (only for line with -llapack)

reinstate replacing of CMAKE_SHARED_LINKER_FLAGS, but stricter such that only the entry that specifies -llapack is replaced,
fix install dir in setup.py install command

implement sanity check for both old and new versions of CAPHE, don't touch CMAKE_SHARED_LINKER_FLAGS in CMakeLists, change install dir for old CAPHE versions to what it was before

add extra patch for ictce build to resolve static assertion error in eigen3 part of CAPHE

make imkl dependency optional, so buildig with goalf also works; specify lib dir for BLAS and LAPACK libs with -L; fix patching of files using fileinput; recursively create install dir

add example easyconfigs for Meep