Fixed EZP-21785: eZ Find, optionally search content in multiple languages in the admin SiteAccess
Re-added SiteLanguageList logic and in addition take into account ShowUntranslatedObjects as suggested by @andrerom
Added always_available translation filter expression to language filter build method
Fix EZP-19991: Allow RawFilterList to be set at the siteaccess level
configure legacy extension name
Merge pull request #137 from ezsystems/issue-21785-mulilanguage-search-admin

Fixed EZP-21785: eZ Find, optionally search content in multiple language...
Merge pull request #141 from peterkeung/rawfilterlist-override

Fix EZP-19991: Allow RawFilterList to be set at the siteaccess level
Merge pull request #143 from Heliopsis-HQ/ext-name-config

EZP-22038 : Allow alternative legacy extension name in package configuration