General formatting for messaging + reshaping of messaging components and their structure.

client/src/translations/en_us/common.json

@@ -337,6 +337,11 @@
 				"shops": "My Shops"
 			}
 		},
+		"messaging": {
+			"labels": {
+				"messaging": "Messaging"
+			}
+		},
 		"notes": {
 			"actions": {
 				"actions": "Actions",

client/src/translations/es/common.json

@@ -337,6 +337,11 @@
 				"shops": "Mis tiendas"
 			}
 		},
+		"messaging": {
+			"labels": {
+				"messaging": "Mensajería"
+			}
+		},
 		"notes": {
 			"actions": {
 				"actions": "Comportamiento",

client/src/translations/fr/common.json

@@ -337,6 +337,11 @@
 				"shops": "Mes boutiques"
 			}
 		},
+		"messaging": {
+			"labels": {
+				"messaging": "Messagerie"
+			}
+		},
 		"notes": {
 			"actions": {
 				"actions": "actes",