even more linked id ui work

OpenKeychain/src/main/res/layout/cert_list_widget.xml

@@ -1,18 +1,18 @@
 <?xml version="1.0" encoding="utf-8"?>
 <org.sufficientlysecure.keychain.ui.widget.CertListWidget
     xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
     android:orientation="vertical"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    android:layout_marginLeft="12dp"
-    android:layout_marginRight="12dp"
-    android:id="@+id/linked_id_certs">
+    android:id="@+id/linked_id_certs"
+    tools:showIn="@layout/linked_id_view_fragment">
 
     <LinearLayout
         android:layout_width="fill_parent"
         android:layout_height="wrap_content"
         android:orientation="horizontal"
-        >
+        tools:ignore="UseCompoundDrawables">
 
         <TextView
             android:id="@+id/cert_collapsed_list"
@@ -21,6 +21,7 @@
             android:textAppearance="?android:attr/textAppearanceMedium"
             android:gravity="center_vertical"
             android:layout_weight="1"
+            tools:text="The identity is not yet verified or confirmed."
             />
 
         <ImageView

OpenKeychain/src/main/res/layout/linked_id_item.xml

@@ -62,8 +62,9 @@
             android:id="@+id/linked_id_certified_icon"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
-            android:src="@drawable/status_signature_unknown_cutout_24dp"
-            android:layout_gravity="center_horizontal" />
+            android:layout_gravity="center_horizontal"
+            tools:src="@drawable/status_signature_unknown_cutout_24dp"
+            />
 
         <Space
             android:layout_height="wrap_content"

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

@@ -201,6 +201,7 @@
     <string name="choice_4hours">"4 hours"</string>
     <string name="choice_8hours">"8 hours"</string>
     <string name="choice_forever">"forever"</string>
+    <string name="choice_select_cert">"Select a Key"</string>
     <string name="dsa">"DSA"</string>
     <string name="elgamal">"ElGamal"</string>
     <string name="rsa">"RSA"</string>