Some improvements to netutils/cjson and testing/unity
* netutils/cjson/Makefile: fix the error when creating Make.dep
* testing/unity/Makefile: fix the error when creating Make.dep
* include/.gitignore: ignore cJSON headers
* netutils/cjson/Kconfig: update default version to 1.7.12. Previous releases raise compilation warnings about redefined true/false
Approved-by: Gregory Nutt <gnutt@nuttx.org>
testing: add Unity - unit testing library from ThrowTheSwitch.org
* examples/powerled: add arch initialization; examples/smps: fixes in some printf and in Kconfig
* testing: add Unity - unit testing library from ThrowTheSwitch.org
Approved-by: GregoryN <gnutt@nuttx.org>