Make margins smaller around slices.

Author: Doug Sigelbaum

app/src/main/res/layout/slice_row.xml

@@ -18,8 +18,8 @@
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="wrap_content"
-    android:layout_marginBottom="@dimen/margin_large"
-    android:layout_marginTop="@dimen/margin_large"
+    android:layout_marginBottom="@dimen/margin_medium"
+    android:layout_marginTop="@dimen/margin_medium"
     android:orientation="vertical">
 
     <LinearLayout

app/src/main/res/values/dimens.xml

@@ -27,8 +27,8 @@
 
     <!-- Semantic definitions -->
     <dimen name="slice_elevation">@dimen/margin_tiny</dimen>
-    <dimen name="horizontal_page_margin">@dimen/margin_medium</dimen>
-    <dimen name="vertical_page_margin">@dimen/margin_medium</dimen>
+    <dimen name="horizontal_page_margin">@dimen/margin_small</dimen>
+    <dimen name="vertical_page_margin">@dimen/margin_small</dimen>
     <dimen name="textSize">10sp</dimen>
     <dimen name="smallTextSize">9sp</dimen>
     <dimen name="align_with_slice_item">20dp</dimen>