This describe rate counter dumper added to osmo-python-tests in
I12b369434e4ee9b38f92872f297e1f3d4f0698c2
Change-Id: I52d735f373f2e7aa1f12941fc450c0e9740ccdeb
Related: OS#2550
* use example new counter names with ':' separator
* mention that 'counter' is obsolete
* mention group name and index
* use bold and monospace fonts to improve visibility
Change-Id: Ia962367bb93cb826002db6c950d23ae2102ac713
Related: OS#2550
The manuals existed in different form for several years in an internal
sysmocom repository. However, since they had just recently been
converted from docboox-xml to asciidoc and all files have been
re-shuffled for enabling the public release, there's not much point in
keeping the history with git-filter-branch.