- Added volumes documentation
- Removed some unconfirmed info
- Added reference to the index.rst
(doc) Update ubuntulinux.rst

small grammar changes - hopefully not worse than original :)
contrib: Desktop integration. Firefox usecase.
Merge pull request #2563 from mzdaniel/desktop-integration

contrib: Desktop integration. Firefox usecase.
Merge pull request #2423 from rogaha/volumes_doc

Added volumes documentation
Merge pull request #2562 from tchaudhri/patch-1

(doc) Update ubuntulinux.rst
fix build for commands_test
Merge pull request #2566 from unclejack/fix_commands_test

fix build for commands_test