try to correct the issue with blc compilation

1 job for master in 17 seconds (queued for 5 seconds)
Status Name Job ID Coverage
  Build
failed build #1990

00:00:17

 
Name Stage Failure
failed
build Build
-- Installing: /usr/local/lib/blc_python/notebook.ipynb
-- Installing: /usr/local/lib/blc_python/opencv_client.py
-- Installing: /usr/local/lib/blc_python/opencv_server.py
-- Installing: /usr/local/share/blc/blc-config.cmake
-- Installing: /usr/local/share/blc/blc-config-noconfig.cmake
$ cd ..
$ make
make: *** No targets specified and no makefile found. Stop.
ERROR: Job failed: exit code 1