public void setSkipCollapsed(boolean skipCollapsed) {
        mSkipCollapsed = skipCollapsed;
    }
Sets whether this bottom sheet should skip the collapsed state when it is being hidden
after it is expanded once. Setting this to true has no effect unless the sheet is hideable.

@param skipCollapsed True if the bottom sheet should skip the collapsed state.
@attr ref android.support.design.R.styleable#BottomSheetBehavior_Layout_behavior_skipCollapsed
vpbs/src/main/java/biz/laenger/android/vpbs/ViewPagerBottomSheetBehavior.java