New better version

Dependencies have been changed, file weighs more but simplejson library does not need to be added.

Better and optimized

A few changes in class and variable naming and README.md with information about API

First version of my checker api

You can use api via JitPack

<repositories>
  <repository>
    <id>jitpack.io</id>
    <url>https://jitpack.io</url>
  </repository>
</repositories>

<dependency>
  <groupId>com.github.BoyBACKS</groupId>
  <artifactId>releasesChecker-API</artifactId>
  <version>v1.0</version>
</dependency>