Remove deprecated ask fields in manifest

manifest.json

@@ -38,38 +38,22 @@
 			{
 				"name": "domain",
 				"type": "domain",
-				"ask": {
-					"en": "Choose a domain name for Grav",
-					"fr": "Choisissez un nom de domaine pour Grav"
-				},
 				"example": "example.org"
 			},
 			{
 				"name": "path",
 				"type": "path",
-				"ask": {
-					"en": "Choose a path for Grav",
-					"fr": "Choisissez un chemin pour Grav"
-				},
 				"example": "/grav",
 				"default": "/grav"
 			},
 			{
 				"name": "admin",
 				"type": "user",
-				"ask": {
-					"en": "Choose the Grav administrator (must be an existing YunoHost user)",
-					"fr": "Administrateur du site (doit être un utilisateur YunoHost existant)"
-				},
 				"example": "johndoe"
 			},
 			{
 				"name": "is_public",
 				"type": "boolean",
-				"ask": {
-					"en": "Is it a public Grav site?",
-					"fr": "Est-ce un site public ?"
-				},
 				"help": {
 					"en": "Will anyone be able to access the website?",
 					"fr": "Est-ce que quiconque pourra accéder au site ?"
@@ -79,10 +63,6 @@
 			{
 				"name": "language",
 				"type": "string",
-				"ask": {
-					"en": "Choose the application language",
-					"fr": "Choisissez la langue de l'application"
-				},
 				"choices": ["en_EN", "fr_FR"],
 				"default": "fr_FR"
 			}