Merge pull request #14 from titan-data/master

update from fork

pom.xml

@@ -16,7 +16,7 @@
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<main.class>io.titandata.titan.Cli</main.class>
 		<jacoco.version>0.8.5</jacoco.version>
-		<mockito.version>2.1.0</mockito.version>
+		<mockito.version>2.2.0</mockito.version>
 		<okhttp.version>3.14.2</okhttp.version>
 	</properties>
 
@@ -77,7 +77,7 @@
 		<dependency>
 			<groupId>com.github.ajalt</groupId>
 			<artifactId>clikt</artifactId>
-			<version>1.7.0</version>
+			<version>2.2.0</version>
 		</dependency>
 		<dependency>
 	        <groupId>org.kodein.di</groupId>