Merge pull request #668 from emmanuel-keller/master

Final merge
Merge pull request #669 from emmanuel-keller/master

Fix Piwik tag
Merge pull request #670 from emmanuel-keller/master

Fix 404
Merge pull request #671 from emmanuel-keller/master

Fix links in APIv2 TOC
Merge pull request #672 from emmanuel-keller/master

Improve table of content
Merge pull request #673 from emmanuel-keller/master

Doc improvement
Merge pull request #677 from emmanuel-keller/master

Fix #674
Update README.md

Minuscule textual fixes.
Update README.md

Minuscule textual fix.
Update query.md

Minuscule textual fix.
Update README.md

Minuscule textual fix.
Update README.md

Minuscule textual fix
Update README.md

Minuscule textual fix.
Update list.md

Fixed typo.
Update README.md

Textual fixes.
Update README.md

Minuscule text fixes.
Update get.md

Fixed typo.
Update README.md

Minuscule fix.
Update autocompletion.md

Streamlined a sentence.
Update facets.md

Fixed fat-fingered typo.