Updated README.md

Author: TutorialsAndroid

README.md

@@ -1,6 +1,6 @@
 ![](https://github.com/TutorialsAndroid/VSpot/blob/master/sample/src/main/res/mipmap-hdpi/ic_launcher.png)
 
-# VSpot  [![API](https://img.shields.io/badge/API-21%2B-brightgreen.svg?style=flat)](https://android-arsenal.com/api?level=21)     [![Known Vulnerabilities](https://snyk.io//test/github/TutorialsAndroid/VSpot/badge.svg?targetFile=sample/build.gradle)](https://snyk.io//test/github/TutorialsAndroid/VSpot?targetFile=sample/build.gradle) [![License](https://img.shields.io/badge/License-Apache%202.0-blue.svg)](https://opensource.org/licenses/Apache-2.0) [![Maintenance](https://img.shields.io/badge/Maintained%3F-yes-green.svg)](https://GitHub.com/TutorialsAndroid/VSpot) [![Android Arsenal](https://img.shields.io/badge/Android%20Arsenal-VSpot-orange.svg?style=flat)](https://android-arsenal.com/details/1/7898)
+# VSpot  [![API](https://img.shields.io/badge/API-15%2B-brightgreen.svg?style=flat)](https://android-arsenal.com/api?level=15)     [![Known Vulnerabilities](https://snyk.io//test/github/TutorialsAndroid/VSpot/badge.svg?targetFile=sample/build.gradle)](https://snyk.io//test/github/TutorialsAndroid/VSpot?targetFile=sample/build.gradle) [![License](https://img.shields.io/badge/License-Apache%202.0-blue.svg)](https://opensource.org/licenses/Apache-2.0) [![Maintenance](https://img.shields.io/badge/Maintained%3F-yes-green.svg)](https://GitHub.com/TutorialsAndroid/VSpot) [![Android Arsenal](https://img.shields.io/badge/Android%20Arsenal-VSpot-orange.svg?style=flat)](https://android-arsenal.com/details/1/7898)
 
 ## Jitpack.io
 
@@ -31,7 +31,7 @@ allprojects {
 ```	
 	Step 2. Add the dependency
 ```groovy	
-  implementation 'com.github.TutorialsAndroid:VSpot:v2.1.19'
+  implementation 'com.github.TutorialsAndroid:VSpot:v2.2.19'
 ```
 ## Sample usage in your activity: