Bump version to v2.2.2

Change-Id: I2087c6e0032f271b74c3a4a96b3245ba82f65d28
diff --git a/pom.xml b/pom.xml
index 6de1181..b720935 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
 
     <groupId>groupId</groupId>
     <artifactId>totalngrams</artifactId>
-    <version>2.2.1</version>
+    <version>2.2.2</version>
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
@@ -15,7 +15,8 @@
         <!--  Use the release flag only if you are using Java 9+  -->
         <!--  <maven.compiler.release>8</maven.compiler.release>  -->
         <!-- verbose is useful for debugging purposes -->
-        <maven.compiler.verbose>true</maven.compiler.verbose>     </properties>
+        <maven.compiler.verbose>true</maven.compiler.verbose>
+    </properties>
 
     <build>
         <resources>