Updated CHANGELOG.md for new release (1.0.2)

Code cleanup (Package handler)

Removed branch alias

Updated branch alias

Added: Branch alias

### Fixed

Typo

Typo

Fixed: Useless import of the `iMSCP::Rights` package (package handler)

Updated CHANGELOG.md for new release (1.0.1)

Fixed: Missing slash for the `/rainloop/` location in Nginx configuration file.

Updated CHANGELOG.md for new release (1.0.0)

Fixed: Wrong section name for plugin configuration parameters

Added SQL schema files

Rewriting from scratch (initial commit)