Initial checkin CI related scripts and testlist files

1. clone repos including nuttx, apps and tools
2. setup tools including gcc toolchains, kconfig-frontends, genromfs and ccache
3. do check build or nightly full build accordingly

Change-Id: I5a2cb9e0a3dba69f16582340d19f6bf4d4d02195
Signed-off-by: liuhaitao <liuhaitao@xiaomi.com>
3 files changed
tree: b9d6da165dae833467b7410c248e051e03d45b89
  1. testlist/
  2. cibuild.sh
  3. README.md
README.md

incubator-nuttx-testing