Updated tests and README

Signed-off-by: Dmitry I. Lyakh <quant4me@gmail.com>
1 job for devel in 29 minutes (queued for 6 seconds)
Name Stage Failure
build_devel Build

The following tests FAILED:
2 - NumServerTester (Timeout)
3 - NumericsTester (SEGFAULT)
6 - TensorRuntimeTester (Failed)
7 - ExaTN_PythonTester (SEGFAULT)
Errors while running CTest
Cleaning up project directory and file based variables
ERROR: Job failed: exit status 1