Fix multi select and more colors

OpenKeychain/src/main/res/drawable/section_header.xml

@@ -6,6 +6,6 @@
         android:height="2dp"
         android:width="1000dp" />
 
-    <solid android:color="@color/emphasis" />
+    <solid android:color="@color/header_text" />
 
 </shape>

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

@@ -25,7 +25,7 @@
             android:layout_height="wrap_content"
             android:text="@string/none"
             android:layout_gravity="center_vertical"
-            android:textColor="@color/emphasis" />
+            android:textColor="@color/header_text" />
     </LinearLayout>
 
     <LinearLayout

OpenKeychain/src/main/res/menu/key_list_multi.xml

@@ -4,26 +4,23 @@
 
     <item
         android:id="@+id/menu_key_list_multi_encrypt"
-        android:icon="@drawable/ic_action_secure"
+        android:icon="@drawable/ic_lock_white_24dp"
         android:title="@string/menu_encrypt_to" />
 
     <item
         android:id="@+id/menu_key_list_multi_export"
-        android:icon="@drawable/ic_action_import_export"
         android:showAsAction="never"
         tools:ignore="AppCompatResource"
         android:title="@string/menu_export_key" />
 
     <item
         android:id="@+id/menu_key_list_multi_delete"
-        android:icon="@drawable/ic_action_discard"
         android:showAsAction="never"
         tools:ignore="AppCompatResource"
         android:title="@string/menu_delete_key" />
 
     <item
         android:id="@+id/menu_key_list_multi_select_all"
-        android:icon="@drawable/ic_action_select_all"
         android:showAsAction="never"
         tools:ignore="AppCompatResource"
         android:title="@string/menu_select_all" />

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

@@ -14,16 +14,16 @@
     <!-- Other colors -->
 
     <color name="primary_light">#C8E6C9</color>
-    <color name="fab">#2196F3</color>
+    <color name="fab">@color/accent</color>
     <color name="fab_pressed">#1976D2</color>
     <color name="primary_text">#212121</color>
     <color name="secondary_text">#727272</color>
     <color name="icons">#FFFFFF</color>
     <color name="divider">#B6B6B6</color>
 
-    <!-- set to text colors -->
-    <color name="emphasis">#212121</color>
-    <color name="emphasis_dark">#727272</color>
+    <color name="header_text">#212121</color>
+    <!-- item selection, search highlight -->
+    <color name="emphasis">@color/accent</color>
 
     <color name="bg_gray">#cecbce</color>
     <color name="tertiary_text_light">#808080</color>

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

@@ -26,7 +26,7 @@
         <item name="android:layout_marginTop">8dp</item>
         <item name="android:paddingLeft">8dp</item>
         <item name="android:textStyle">bold</item>
-        <item name="android:textColor">@color/emphasis</item>
+        <item name="android:textColor">@color/header_text</item>
         <item name="android:textSize">14sp</item>
     </style>
 

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

@@ -12,12 +12,14 @@
         <item name="android:windowNoTitle">true</item>
         <!-- remove actionbar, we use toolbar! -->
         <item name="windowActionBar">false</item>
+        <!-- multi selection should overlay Toolbar! http://stackoverflow.com/a/26450875 -->
+        <item name="windowActionModeOverlay">true</item>
         <item name="searchViewStyle">@style/MySearchViewStyle</item>
 
         <!-- Navigation Drawer library -->
         <item name="drawerType">@integer/DRAWERTYPE_IMAGE</item>
         <!-- dark action bar... -->
-        <item name="theme">@style/ThemeOverlay.AppCompat.Dark.ActionBar</item>
+        <item name="theme">@style/ThemeOverlay.AppCompat.Dark</item>
         <!-- ...but light popup menu (white background) -->
         <item name="popupTheme">@style/ThemeOverlay.AppCompat.Light</item>
         <item name="drawerColor">#fafafa</item>