Osmocom Top-level Makefile and dev tools

Gerrit User 1000147 04c5c669a9 Update patch set 1 ... Change has been successfully merged Patch-set: 1 Status: merged Tag: autogenerated:gerrit:merged Reviewer: Gerrit User 1000147 <1000147@035e6965-6537-41bd-912c-053f3cf69326> Label: SUBM=+1 Submission-id: 27460-bscnat Submitted-with: OK Submitted-with: OK: Code-Review: Gerrit User 1000147 <1000147@035e6965-6537-41bd-912c-053f3cf69326> Submitted-with: OK: Verified: Gerrit User 1000147 <1000147@035e6965-6537-41bd-912c-053f3cf69326>		2022-03-11 08:02:07 +00:00