added border to buttons (#149)

* added border to buttons

also fixed url launcher for mails and tel

* updated golden

* updated icons and removed png

* fix tests

* updated version before merge

Author: AlexandreMarkus

android/app/src/main/AndroidManifest.xml

@@ -6,6 +6,16 @@
          additional functionality it is fine to subclass or reimplement
          FlutterApplication and put your custom class here. -->
     <uses-permission android:name="android.permission.INTERNET" />
+    <queries>
+        <intent>
+            <action android:name="android.intent.action.DIAL" />
+            <data android:scheme="tel" />
+        </intent>
+        <intent>
+            <action android:name="android.intent.action.SEND" />
+            <data android:mimeType="*/*" />
+        </intent>
+    </queries>
     <application
         android:name="io.flutter.app.FlutterApplication"
         android:label="ÉTS Mobile"