Add 3.8 release notes
Fix build
Admin tree cleanup
use SphinxSearch instead of Sphinx Search
Fix code examples CSS display
Address comments
Address comments
Address comments
Address comments
Revert phrasea engine configuration
Add plugins documentation
Add plugins documentation
Add links
Add links
Fix alignement
Address comments
Address comments
Address comments
Address comments
Merge pull request #74 from romainneutron/release-notes

[3.8] Release notes