added Spanish translation

app/src/main/res/values-de/strings.xml

@@ -19,7 +19,7 @@
     <string name="settings">Einstellungen</string>
     <string name="dark_theme">Dunkles Design</string>
 
-    <!--License-->
+    <!-- License -->
     <string name="notice">Diese App nutzt folgende Drittanbieterbibliotheken, die mein Leben einfacher machen. Danke.</string>
     <string name="third_party_licences">Drittanbieterlizenzen</string>
     <string name="butterknife_title"><u>Butter Knife (View Injector)</u></string>

app/src/main/res/values-es/strings.xml

@@ -0,0 +1,30 @@
+<resources>
+    <string name="app_name">Simple Calculator</string>
+    <string name="app_launcher_name">Calculadora</string>
+    <string name="copied_to_clipboard">Valor copiado en el portapapeles</string>
+
+    <!-- About -->
+    <string name="about">Acerca de Simple Calculator</string>
+    <string name="website">Más aplicaciones simples y su código fuente en:\nhttp://simplemobiletools.com</string>
+    <string name="email_label">Envíe sus comentarios y sugerencias a:</string>
+    <string name="third_party_licences_underlined"><u>Licencias de terceros</u></string>
+    <string name="invite_friends_underlined"><u>Invitar a amigos</u></string>
+    <string name="share_text">Hola, venga y échele un vistazo a %1$s en %2$s</string>
+    <string name="invite_via">Invitar vía</string>
+    <string name="rate_us_underlined"><u>Evalúenos en Google Play Store</u></string>
+    <string name="follow_us">Síganos:</string>
+    <string name="copyright">v %1$s\nCopyright © Simple Mobile Tools %2$d</string>
+
+    <!-- Settings -->
+    <string name="settings">Opciones</string>
+    <string name="dark_theme">Tema oscuro</string>
+
+    <!-- License -->
+    <string name="notice">Esta aplicación usa las siguientes librerías de terceros para hacerme la vida más fácil. Gracias.</string>
+    <string name="third_party_licences">Licencias de terceros</string>
+    <string name="butterknife_title"><u>Butter Knife (Inyector de vistas)</u></string>
+    <string name="ambilwarna_title"><u>AmbilWarna (Selector de colores)</u></string>
+    <string name="autofittextview_title"><u>AutoFitTextView (ajuste automático de texto)</u></string>
+    <string name="robolectric_title"><u>Robolectric (framework de testeo de unidades)</u></string>
+    <string name="espresso_title"><u>Espresso (framework de testeo de interfaz de usuario)</u></string>
+</resources>

app/src/main/res/values-it/strings.xml

@@ -19,7 +19,7 @@
     <string name="settings">Impostazioni</string>
     <string name="dark_theme">Tema scuro</string>
 
-    <!--License-->
+    <!-- License -->
     <string name="notice">Questa app usa le seguenti librerie di terze parti per semplificarmi la vita. Grazie.</string>
     <string name="third_party_licences">Licenze di terze parti</string>
     <string name="butterknife_title"><u>Butter Knife (view injector)</u></string>

app/src/main/res/values-ja/strings.xml

@@ -19,7 +19,7 @@
     <string name="settings">設定</string>
     <string name="dark_theme">ダークテーマ</string>
 
-    <!--License-->
+    <!-- License -->
     <string name="notice">このアプリは、私の人生を容易にするために、次のサードパーティのライブラリーを使用しています。 ありがとうございます。</string>
     <string name="third_party_licences">サードパーティー ライセンス</string>
     <string name="butterknife_title"><u>Butter Knife (ビュー インジェクター)</u></string>

app/src/main/res/values-pt-rPT/strings.xml

@@ -19,7 +19,7 @@
     <string name="settings">Definições</string>
     <string name="dark_theme">Tema escuro</string>
 
-    <!--License-->
+    <!-- License -->
     <string name="notice">Esta aplicação usa as seguintes bibliotecas de terceiros para facilitar a minha vida. Obrigado.</string>
     <string name="third_party_licences">Licenças de terceiros</string>
     <string name="butterknife_title"><u>Butter Knife (injetor de vistas)</u></string>

app/src/main/res/values-sv/strings.xml

@@ -19,7 +19,7 @@
     <string name="settings">Inställningar</string>
     <string name="dark_theme">Mörkt tema</string>
 
-    <!--License-->
+    <!-- License -->
     <string name="notice">Denna app använder följande tredjepartsbibliotek för att göra mitt liv enklare. Tack.</string>
     <string name="third_party_licences">Tredjepartslicenser</string>
     <string name="butterknife_title"><u>Butter Knife (view injector)</u></string>

app/src/main/res/values/strings.xml

@@ -20,7 +20,7 @@
     <string name="settings">Settings</string>
     <string name="dark_theme">Dark theme</string>
 
-    <!--License-->
+    <!-- License -->
     <string name="notice">This app uses the following third party libraries to make my life easier. Thank you.</string>
     <string name="third_party_licences">Third party licences</string>
     <string name="butterknife_title"><u>Butter Knife (view injector)</u></string>