GitLab

* update target platform to e4.7

Closes BS-16807

* add an expandable details section
* use existing key for details section
* change Import workspace menu from 'From another Workspace...' to
'Workspace...'


closes [BS-16837](https://bonitasoft.atlassian.net/browse/BS-16837)
closes [BS-16839](https://bonitasoft.atlassian.net/browse/BS-16839)

* add a short sentence in the dialog to explain what's a workspace

closes [BS-16838](https://bonitasoft.atlassian.net/browse/BS-16838)

* remove obsolete installer message from properties file in community

into dev

Conflicts:
	community/all-in-one/installer/i18n/messages_es.properties
	community/all-in-one/installer/i18n/messages_fr.properties
	community/all-in-one/installer/i18n/messages_ja.properties
	community/pom.xml
	subscription/all-in-one-sp/installer/i18n/messages.properties
	subscription/all-in-one-sp/installer/i18n/messages_es.properties
	subscription/all-in-one-sp/installer/i18n/messages_fr.properties
	subscription/all-in-one-sp/installer/i18n/messages_ja.properties
	subscription/bundles/plugins/org.bonitasoft.studio.la.ex/messages_es.properties
	subscription/pom.xml

* possibility to duplicate an existing app descriptor in the current
repository and to add it at the end of the current application file

closes [BS-16773](https://bonitasoft.atlassian.net/browse/BS-16773)

* duplicate a profile name from an other file result to a warning
* duplicate a profile name in a given file (the same profile appears
twice in the file) result to an error

closes [BS-16801](https://bonitasoft.atlassian.net/browse/BS-16801)

Closes BS-16798

* possibility to duplicate a whole file of profile, using a save as
button in the toolbar

closes [BS-16784](https://bonitasoft.atlassian.net/browse/BS-16784)

Closes BS-16800

* Possibility to filter users / roles displayed on the add pages using a
search Text widget

closes [BS-16741](https://bonitasoft.atlassian.net/browse/BS-16741)

* custom roles / groups are forbidden
* duplications (regarding the current mapping) are forbidden

closes [BS-16767](https://bonitasoft.atlassian.net/browse/BS-16767)

* suggest to import data from another workspace

* specify how to export/import repositories

* pages used as entry are deployed
* unknown pages are displayed as error in the deploy report
* use static enum for bonitapages for validation and deploy

closes [BS-16749](https://bonitasoft.atlassian.net/browse/BS-16749)

Closes BS-16761

Closes BS-16765

* proposal pop up doesn't reopen when user focus the proposal pop up and
then select an element

closes [BS-16768](https://bonitasoft.atlassian.net/browse/BS-16768)