use proper mini headline styling using material body2 definition

src/main/res/layout/edit_share_layout.xml

@@ -61,7 +61,7 @@
             android:layout_marginTop="@dimen/standard_half_margin"
             android:textColor="@color/color_accent"
             android:paddingLeft="@dimen/zero"
-            style="?android:attr/listSeparatorTextViewStyle"
+            style="@style/TextAppearance.AppCompat.Body2"
             />
 
         <android.support.v7.widget.AppCompatCheckBox
@@ -97,7 +97,7 @@
             android:layout_marginTop="@dimen/standard_half_margin"
             android:textColor="@color/color_accent"
             android:paddingLeft="@dimen/zero"
-            style="?android:attr/listSeparatorTextViewStyle"
+            style="@style/TextAppearance.AppCompat.Body2"
             />
     </LinearLayout>
     </LinearLayout>

src/main/res/layout/file_details_fragment.xml

@@ -231,7 +231,7 @@
 
 			<TextView
 				android:id="@+id/fdShareTitle"
-				style="?android:attr/listSeparatorTextViewStyle"
+				style="@style/TextAppearance.AppCompat.Body2"
 				android:textColor="@color/color_accent"
 				android:layout_width="match_parent"
 				android:layout_height="wrap_content"
@@ -262,7 +262,7 @@
 
 			<TextView
 				android:id="@+id/fdShareWithUsersTitle"
-				style="?android:attr/listSeparatorTextViewStyle"
+				style="@style/TextAppearance.AppCompat.Body2"
 				android:textColor="@color/color_accent"
 				android:layout_width="match_parent"
 				android:layout_height="wrap_content"

src/main/res/layout/share_file_layout.xml

@@ -92,7 +92,7 @@
 
             <TextView
                 android:id="@+id/shareWithUsersSectionTitle"
-                style="?android:attr/listSeparatorTextViewStyle"
+                style="@style/TextAppearance.AppCompat.Body2"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
                 android:layout_gravity="start"
@@ -140,7 +140,7 @@
 
             <android.support.v7.widget.SwitchCompat
                 android:id="@+id/shareViaLinkSectionSwitch"
-                style="?android:attr/listSeparatorTextViewStyle"
+                style="@style/TextAppearance.AppCompat.Body2"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
                 android:layout_gravity="start"

src/main/res/layout/upload_list_group.xml

@@ -5,7 +5,7 @@
 
    <TextView
        android:id="@+id/uploadListGroupName"
-       style="?android:attr/listSeparatorTextViewStyle"
+       style="@style/TextAppearance.AppCompat.Body2"
        android:layout_height="wrap_content"
        android:layout_gravity="center_vertical"
        android:divider="@null"