Imio-pm-locales

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- Added translations regarding collective.contact integration.
- Removed a lot of useless translations.
- Added translations for MeetingConfig before delete exceptions.
- Added translations for MeetingConfig.groupsHiddenInDashboardFilter.
- Added translations for MeetingConfig.inheritedAdviceRemoveableByAdviser and advice
inheritance removal related functionnality.
- Use shorter msgids for "advice hidden during redaction" and "advice considered not
given" sentences
- Added translation for item advice addable states displayed in "?" of advice popup
- Added translations for new field MeetingConfig.usersHiddenInDashboardFilter

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- Added translation for plone.app.querystring field index 'getProposingGroup'.
Translations of plone.app.querystring PM related indexes are now translated
in the PloneMeeting domain.
- Added translations for MeetingConfig.hideHistoryTo.
- Added translations regarding WFAdaptations 'accepted_out_of_meeting'.
- Added translations for new field MeetingConfig.contentsKeptOnSentToOtherMC and related.

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- Added translations for WFA 'wa_presented_item_back_to_itemcreated',
'wa_presented_item_back_to_prevalidated' and 'wa_presented_item_back_to_itemcreated'.

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- Added translation for 'Review state (title)' dashboard column.
- Added translation for 'transition_event'.
- Added translations for 'MeetingConfig.itemFieldsToKeepConfigSortingFor'.
- Added translations for new CKeditor styles 'highlight-blue' and 'highlight-green'.

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- Added translations for 'Labels' faceted filter.
- Moved 'budget_infos_column' and 'item_reference_column' msgids from
'PloneMeeting' domain to 'collective.eeafaceted.z3ctable' domain

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- Added translations for 'copyGroups' mail notification.
- Normalized backTo state translations.