numel, nbytes
add filename/modname to numerics test
add default flags - add ffixed-line-length-0
squashme
remove print
send, recv raise error if no shared vars
add disk_io function - adds reads/writes
Use contrived outputs in kalman

Play with transposes and such so that they match kalman_comp exactly
TODO: better canonicaliziation
kalman_comp defines function rather than explicit computation
add iSend/iRecv (wait) operations
add isend/irecv functions
add unit tests for asynchronous mpi fortran calls
Waits inherit from shared class

Inaccessible str prints differently
iSEND -> ISend