demos/test facelift

[karel-m]

1/ improved output

store_test..........passed      0.349ms
rotate_test.........passed      0.018ms
misc_test...........passed      0.105ms
cipher_hash_test....passed     25.858ms
mac_test............passed      1.177ms
modes_test..........passed      0.534ms
der_tests...........passed   3330.180ms
pkcs_1_test.........passed      1.682ms
pkcs_1_pss_test.....passed     11.723ms
pkcs_1_oaep_test....passed     11.650ms
pkcs_1_emsa_test....passed     16.571ms
pkcs_1_eme_test.....passed     15.493ms
rsa_test............passed    984.707ms
dh_test.............passed   1016.586ms
ecc_tests...........passed  13611.960ms
dsa_test............passed     99.954ms
katja_test..........nop

SUCCESS: passed=16 failed=0 nop=1 duration=19.1sec

2/ you can run a single test like this

$ ./test cipher_hash_test
...
cipher_hash_test....passed     24.953ms

SUCCESS: passed=1 failed=0 nop=0 duration=0.0sec

[coveralls]

Coverage remained the same at 87.478% when pulling 4b0f061 on pr/demo-test-facelift into 4bcd484 on develop.