split some strings into common file; use lang file to setup page

lang/common/de-de.json

@@ -0,0 +1,11 @@
+{
+    "meta": {
+        "name": "Deutsch (DE)"
+    },
+    "strings": {
+        "username": "Benutzername",
+        "password": "Passwort",
+        "emailAddress": "E-Mail-Adresse",
+        "submit": "Absenden"
+    }
+}

lang/common/en-us.json

@@ -0,0 +1,11 @@
+{
+    "meta": {
+        "name": "English (US)"
+    },
+    "strings": {
+        "username": "Username",
+        "password": "Password",
+        "emailAddress": "Email Address",
+        "submit": "Submit"
+    }
+}

lang/common/fr-fr.json

@@ -0,0 +1,12 @@
+{
+    "meta": {
+        "name": "Francais (FR)",
+        "author": "https://github.com/Killianbe"
+    },
+    "strings": {
+        "username": "Nom d'utilisateur",
+        "password": "Mot de passe",
+        "emailAddress": "Addresse Email",
+        "submit": "Soumettre"
+    }
+}

lang/common/nl-nl.json

@@ -0,0 +1,11 @@
+{
+    "meta": {
+        "name": "Nederlands (NL)"
+    },
+    "strings": {
+        "username": "Gebruikersnaam",
+        "password": "Wachtwoord",
+        "emailAddress": "E-mailadres",
+        "submit": "Verstuur"
+    }
+}