--> impact on performance -- disabling iperf testing

Signed-off-by: Raphael Defosseux <raphael.defosseux@eurecom.fr>

Merge remote-tracking branch 'origin/bugfix-pucch-power-estimation' into develop_integration_2019_w30

Signed-off-by: Raphael Defosseux <raphael.defosseux@eurecom.fr>

Some computation has been fixed in PUCCH reception.

SNR has been fixed, uses measurement instead of
a fixed value for the noise.

normalized_rx_power and target_rx_power have been removed,
replaced by snr and target_snr. All the files using those
variables have been updated.

Signed-off-by: Raphael Defosseux <raphael.defosseux@eurecom.fr>

    nice when the tested feature is known to be unstable
    CDRX testing is now separated from normal FDD 10MHz testing

Signed-off-by: Raphael Defosseux <raphael.defosseux@eurecom.fr>

CI: adding support to repeat scenario in case of failure.

See merge request oai/openairinterface5g!645

    nice when the tested feature is known to be unstable
    CDRX testing is now separated from normal FDD 10MHz testing

Signed-off-by: Raphael Defosseux <raphael.defosseux@eurecom.fr>

CI:  Downgrade cdrx testing

See merge request oai/openairinterface5g!643

Signed-off-by: Raphael Defosseux <raphael.defosseux@eurecom.fr>

Signed-off-by: Raphael Defosseux <raphael.defosseux@eurecom.fr>

Signed-off-by: Raphael Defosseux <raphael.defosseux@eurecom.fr>

This commit is workaround. This issue realy occures with the following log.
lte-softmodem: ../nptl/pthread_mutex_lock.c:81: _pthread_mutex_lock: Assertion `mutex->_data.__owner == 0' failed.

Signed-off-by: Raphael Defosseux <raphael.defosseux@eurecom.fr>

Signed-off-by: Raphael Defosseux <raphael.defosseux@eurecom.fr>

develop integration branch: 2019 week 28

See merge request oai/openairinterface5g!640

* MR 635 : fix rfsim ue sync
* MR 636 : Bugfixes 2019 w28
* MR 637 : Fixing Multi-RRU support and CI Testing
* MR 639 : fix bladeRF compilation