Add makefile and build currentbranch npm scripting

[unlikelyzero]

Closes #480

Describe your changes:

Adds a Makefile to run make all on a openmct-yamcs PR and have it run the tests against the current branch's openmct branch or master if not found

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[jvigliotta]

Couple suggestions/questions. Also, we use a lot of package scripts in here, should we error handle those incase they are changed in the future unknowingly?

[unlikelyzero]

@jvigliotta added a || exit 1 to the npm scripts

[scottbell]

LGTM

addressed

[jvigliotta]

Looks good!