Updated readme

Author: davidbilik

readme.MD

@@ -54,17 +54,22 @@ Two basic implementation are provided in separate modules - Firebase Remote Conf
 ### Firebase Remote Config
 Class `FirebaseVersionFetcher` takes optional argument for cache expiration of fetched data from Firebase Remote Config. Default names of attributes are `minimal_version_android` and `current_version_android` but you can modify that with constructor attributes.
 ```groovy
-compile "cz.ackee.versionfetcher:firebase-fetcher:x.x.x"
+compile "cz.ackee.updatechecker:firebase-fetcher:x.x.x"
 ```
 
 
 ### Rest Api
 Class `RestVersionFetcher` accepts as argument base url of server. On url GET ${baseUrl}/app-version is expected response with attributes  `minimal_version_android` and `current_version_android` (names can be also modified)
 ```groovy
-compile "cz.ackee.versionfetcher:rest-fetcher:x.x.x"
+compile "cz.ackee.updatechecker:rest-fetcher:x.x.x"
 ```
 ## Dependencies
 For current version check `gradle.properties` file
 ```groovy
-compile "cz.ackee.versionfetcher:status-resolver:x.x.x"
+compile "cz.ackee.updatechecker:status-resolver:x.x.x"
 ```
+
+
+### Sample
+
+In the `app` module is sample that demonstrates basic usage of library with mocked fetcher.