Hi,
I am creating a new beat and following the documentation https://www.elastic.co/guide/en/beats/libbeat/5.4/setting-up-beat.html
I hit this error. Could some one please help. I am on the master branch
/vendor/github.com/elastic/beats/libbeat/scripts/Makefile:100: ../dev- 
tools/make/mage.mk: No such file or directory
    make[1]: *** No rule to make target `../dev-tools/make/mage.mk'.  Stop.
    make: *** [pre-setup] Error 2