Add unit testing framework

Merge pull request #7786 from mikaleppanen/dns_repeat_to_ext ...

Moved ASYNCHRONOUS_DNS_SIMULTANEOUS_REPEAT under mbed extended tests

Merge pull request #7728 from 0xc0170/fix_feature_template ...

PR template: Feature -> functionality change

Merge pull request #7797 from OPpuolitaival/fix_target_name ...

Fix target_name variable in some use cases

Merge pull request #7670 from davidsaada/david_fix_nvstore_test_max_possible_keys ...

Check max possible keys in NVStore tests

Merge pull request #7600 from c1728p9/remove_unnecissary_low_power_ticker_rescheduling ...

Remove unnecessary low power ticker rescheduling

Merge pull request #7782 from ARMmbed/g-equeue-fix-rtos-less-timeout-overflow ...

equeue: Fix overflow in rtos-less timeout code

Merge pull request #7769 from OPpuolitaival/build_data_py3 ...

Fix build_data functionality with python 3

Merge pull request #7741 from mprse/disable_ticker_free_tests ...

tests-mbed_hal-common_tickers: disable ticker free test cases.

Merge pull request #7740 from mirelachirica/missing_resp_stop ...

Cellular: Handle AT response stop in case IP address is missing from …

Merge pull request #7719 from kivaisan/document_lorawan_return_values ...

Lora: Document all possible error codes for LoRaWANBase methods

Merge pull request #7777 from jeromecoutant/PR_SUNDAY ...

STM32F1 RTC : wrong Sunday value

Merge pull request #7716 from MateuszMaz/#issue5119_pwm_fix ...

Fix issue #5119, changed pwmout_api.

Merge pull request #7713 from geky/littlefs-v1.6 ...

LittleFS: Update to version 1.6

Merge pull request #7693 from kapi90/cm3ds_gpio_api_fix ...

Fix for CM3DS GPIO api

Merge pull request #7645 from naveenkaje/fix_nrf ...

nrf_drv_twi: remove redundant nrf_drv_disable call in nrf_drv_twi_uninit

Merge pull request #7590 from theotherjimmy/differential-memap ...

Tools: Differential Memap

Fix target_name variable in some use cases

Merge pull request #7735 from deepikabhavnani/crc_lfs ...

Optimized CRC implementation - (32-bit ANSI polynomial)

Merge pull request #7771 from KariHaapalehto/while1 ...

Update mesh_system_heap_error_handler to use new error handler

Merge pull request #7752 from maciejbocianski/timer_test_fix ...

tests-mbed_drivers-timer: change delay method

Moved ASYNCHRONOUS_DNS_SIMULTANEOUS_REPEAT under mbed extended tests ...

Test is giving problems in some networks. Could be that DNS server
is regarding repeated DNS enquiries on the test to be caused by
malfunctioning device.

Lora: send and receive methods return LORAWAN_STATUS_NOT_INITIALIZED if not initialized ...

In order have a consistent return value for all methods in case of system is uninitialized
now also send and receive methods can return LORAWAN_STATUS_NOT_INITIALIZED.

Remove requirements for ticker free function

equeue: Fixed overflow in rtos-less timeout code ...

Thanks to simonnilsson

Merge pull request #7750 from jarvte/fix_smsgreentea_tests ...

Cellular: Fixed sms greentea tests init

Merge pull request #7757 from ARMmbed/revert-7663-namespace_bd_update ...

Revert "Move BlockDevice classes inside mbed namespace"

Merge pull request #7738 from jeromecoutant/PR_WAITSEM ...

Timeout tests : unstable result

STM32 : Sunday value is different for STM32F1

Merge pull request #7686 from KariHaapalehto/1530_led ...

Correct MTB_ADV_WISE_1530 led configuration