Increased library version

Author: mta452

tehreer-android/build.gradle

@@ -10,7 +10,7 @@ ext {
     publishedArtifactId = 'tehreer-android'
 
     libraryName = 'Tehreer-Android'
-    libraryVersion = '2.1'
+    libraryVersion = '2.2'
     libraryDescription = 'A library that gives full control over text related technologies such as bidirectional algorithm, open type shaping, text typesetting and text rendering.'
 
     siteUrl = 'https://github.com/mta452/Tehreer-Android'
@@ -38,7 +38,7 @@ android {
     defaultConfig {
         minSdkVersion 15
         targetSdkVersion 27
-        versionCode 3
+        versionCode 4
         versionName libraryVersion
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
     }