Added explanitory share with text

astrid/res/layout/tag_settings_activity.xml

@@ -111,6 +111,15 @@
                 android:layout_height="wrap_content"
                 android:orientation="vertical" />
 
+            <TextView
+                style="@style/TextAppearance"
+                android:layout_width="fill_parent"
+                android:layout_height="wrap_content"
+                android:layout_marginLeft="1dip"
+                android:paddingBottom="5dip"
+                android:textSize="14sp"
+                android:text="@string/actfm_TVA_members_hint" />
+
             <TextView
                 android:id="@+id/description_label"
                 style="@style/TextAppearance"

astrid/res/values/strings-actfm.xml

@@ -93,6 +93,9 @@
 
   <!-- Tag Settings: list collaborators label -->
   <string name="actfm_TVA_members_label">Shared With</string>
+  
+  <!-- Tag Settings: list collaborators hint -->
+  <string name="actfm_TVA_members_hint">Share with anyone who has an email address</string>
 
   <!-- Tag Settings: tag picture -->
   <string name="actfm_TVA_tag_picture">List Picture</string>