[SPARK-LLAP-108] Bump to v1.1.1-2.1 and publish (#109)

## What changes were proposed in this pull request?

This PR bumps the versions to v1.1.1-21 and do publish. This PR requires the followings.
- Both #105 and #107 should be merged before this PR.
- Backport both commits from `master` branch to `branch-2.1` branch.
- Make a tag on branch-2.1 and publich via Jenkins.

## How was this patch tested?

This closes #108 .
(cherry picked from commit 6cc0155)
Signed-off-by: Dongjoon Hyun <[email protected]>

Author: dongjoon-hyun

assembly/pom.xml

@@ -5,7 +5,7 @@
   <groupId>com.hortonworks.spark</groupId>
   <artifactId>spark-llap-assembly_2.11</artifactId>
   <packaging>pom</packaging>
-  <version>1.1.0-2.1</version>
+  <version>1.1.1-2.1</version>
   <name>spark-llap-assembly_2.11</name>
   <url>https://github.com/hortonworks-spark/spark-llap</url>
 
@@ -21,7 +21,7 @@
     <dependency>
       <groupId>com.hortonworks.spark</groupId>
       <artifactId>spark-llap_2.11</artifactId>
-      <version>1.1.0-2.1</version>
+      <version>1.1.1-2.1</version>
       <exclusions>
         <exclusion>
           <groupId>org.apache.hadoop</groupId>

build.sbt

@@ -1,6 +1,6 @@
 
 name := "spark-llap"
-version := "1.1.0-2.1"
+version := "1.1.1-2.1"
 organization := "com.hortonworks.spark"
 scalaVersion := "2.11.8"
 val scalatestVersion = "2.2.6"