Update Readme

Author: Shashank Raj

README.md

@@ -9,7 +9,7 @@ Beaconstac SDK is an easy way to enable proximity marketing and location analyti
 ### In the `build.gradle` file of the app, add the following in the dependencies section:
 ```groovy
 implementation 'com.android.support.constraint:constraint-layout:1.0.2'
-compile 'com.mobstac.beaconstac:proximity:3.0.2'
+compile 'com.mobstac.beaconstac:proximity:3.0.3'
 ```
 Latest version<br>
  [ ![Download](https://api.bintray.com/packages/mobstac/maven/proximity/images/download.svg) ](https://bintray.com/mobstac/maven/proximity/_latestVersion)

examples/BeaconstacExample/app/build.gradle

@@ -24,5 +24,5 @@ dependencies {
     compile fileTree(dir: 'libs', include: ['*.jar'])
     compile 'com.android.support:appcompat-v7:26.1.0'
     compile 'com.android.support:design:26.1.0'
-    compile 'com.mobstac.beaconstac:proximity:3.0.2'
+    compile 'com.mobstac.beaconstac:proximity:3.0.3'
 }