Merge pull request umano#722 from BrianOn99/fix-android-N-bug

Fix umano#623, a crash on Android N

Author: tokudu

library/src/main/java/com/sothree/slidinguppanel/SlidingUpPanelLayout.java

@@ -719,9 +719,9 @@ protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
         final int heightMode = MeasureSpec.getMode(heightMeasureSpec);
         final int heightSize = MeasureSpec.getSize(heightMeasureSpec);
 
-        if (widthMode != MeasureSpec.EXACTLY) {
+        if (widthMode != MeasureSpec.EXACTLY && widthMode != MeasureSpec.AT_MOST) {
             throw new IllegalStateException("Width must have an exact value or MATCH_PARENT");
-        } else if (heightMode != MeasureSpec.EXACTLY) {
+        } else if (heightMode != MeasureSpec.EXACTLY && heightMode != MeasureSpec.AT_MOST) {
             throw new IllegalStateException("Height must have an exact value or MATCH_PARENT");
         }