Update docs - add gif of widget showcase, image of old fashioned/classic behavior,

Author: intik

README.md

@@ -3,30 +3,37 @@
 [![Download](https://api.bintray.com/packages/intik/cz.intik/overflowpagerindicator/images/download.svg)](https://bintray.com/intik/cz.intik/overflowpagerindicator/_latestVersion)
 [![license](https://img.shields.io/badge/license-MIT%20license-blue.svg)](https://github.com/intik/overflow-pager-indicator/blob/master/LICENSE)
 
-Overflow Pager Indicator is a simple widget for recycler view - displaying dots indicators of 
-currently selected page - with some fancy animation when dataset is large.
+Simple widget for recycler view - displaying dots indicators of currently selected page - 
+with some fancy animation when dataset is large.
 
-When the dataset in recycler view is large it displays only fixed amount of dots centered around 
- currently selected page with a nice little scaling animation of indicators on the edges. Provides
- fluent animation of selecting new page.
+**Large dataset** displays only fixed amount of dots centered around currently selected page 
+with a nice little scaling animation of indicators on the edges. Provides fluent animation of 
+selecting new page.
 
-If dataset in recycler view is small it displays classic dot indicators line with currently selected
-page highlighted.
+**Small dataset** displays classic dot indicators line with currently selected page highlighted.
 
 RecyclerView should be configured with snapping to pages vie PagerSnapHelper subclass ~ simulates 
 behavior of classic ViewPager
 
-# Usage
+## Widget preview
 
-## Gradle dependency
+| :heavy_check_mark: Overflowed indicators | :x: Classic confusing indicators |
+| ----------------------- | ------------------------------- |
+| ![Widget effect animation preview](docs/images/overflow-pager-indicator.gif "Preview of widget effect of animating dots during pages swiping")  | ![Classic ](docs/images/classic-indicators.png "Fujky")  |
+ 
+_Disclaimer: Having too many pages in recycler means that user needs to swipe a lot. Different layout/ui may be more user friendly._ 
+ 
+## Usage
+
+### Gradle dependency
 
 In your gradle add dependency:
 
 ```gradle
-compile 'cz.intik:overflow-pager-indicator:1.1.1'
+compile "cz.intik:overflow-pager-indicator:$latestVersion"
 ```
 
-## Layout
+### Layout
 
 Some layout with RecyclerView and OverflowPagerIndicator
 
@@ -52,7 +59,7 @@ Some layout with RecyclerView and OverflowPagerIndicator
 </FrameLayout>
 ```
 
-## Code
+### Code
 
 Attach
 [OverflowPagerIndicator](https://github.com/intik/overflow-pager-indicator/blob/docs-update/library/src/main/java/cz/intik/overflowindicator/OverflowPagerIndicator.java)