[github] - several fixes to PluginsManager.php
fusiondirectory-plugins-manager does not honour config file location other than /etc/fusiondirectory/fusiondirectory.conf
fix "Undefined index: help" on commandline option array
fix installation of plugins which use files in export/ and generic/ directories
This MR has two part
- The usage of potential multiple configuration file if two FD are installed on the same OS.
- The resolution of problems for plugins having export and generic directories.
The second problem will be treated directly, contribution is accepted as-is.
The first point will be treated within it own issue later on, ticket open: here
Original github issue : here