lib: Fix various cmdline documentation issues.

o Ensure the v.io/jiri tool only has docs for built-in commands.
o Add a v.io/x/devtools/jiridoc target for full jiri docs.
o Fix cmdline package to elide CMDLINE_* envvars before running
user-specified runners.
o Update cmdline gendoc.go to allow setting envvars, install
extra packages, and explicitly specify the output file.
o Add helper functions to envvar package to copy maps and slices.

MultiPart: 3/3

Change-Id: I6e50ce02b2c1e34ade6fd779c2e4336020de3fbb
11 files changed
tree: 17a0a5e5e5613db797ccc65c56c655cfceab15e2
  1. cmdline/
  2. dbutil/
  3. envvar/
  4. host/
  5. ibe/
  6. metadata/
  7. netconfig/
  8. netstate/
  9. set/
  10. textutil/
  11. toposort/
  12. vlog/
  13. .gitignore
  14. .godepcop
  15. AUTHORS
  16. CONTRIBUTING
  17. CONTRIBUTORS
  18. LICENSE
  19. PATENTS
  20. README.md
  21. VERSION
README.md

This repository contains general purpose libraries used by the Vanadium project. TEST