Fixed version numbers in README files

Author: anuragkh

README.md

@@ -32,7 +32,7 @@ using Maven by adding the following dependency information to your pom.xml file:
 <dependency>
     <groupId>amplab</groupId>
     <artifactId>succinct-core</artifactId>
-    <version>0.1.7</version>
+    <version>0.1.8</version>
 </dependency>
 ```
 
@@ -55,7 +55,7 @@ library using Apache Maven by adding the following dependency information to you
 <dependency>
     <groupId>amplab</groupId>
     <artifactId>succinct-spark</artifactId>
-    <version>0.1.7</version>
+    <version>0.1.8</version>
 </dependency>
 ```
 
@@ -67,13 +67,13 @@ for spark-submit and Maven instructions):
 
 ```
 resolvers += "Spark Packages Repo" at "http://dl.bintray.com/spark-packages/maven"
-libraryDependencies += "amplab" % "succinct" % "0.1.7"
+libraryDependencies += "amplab" % "succinct" % "0.1.8"
 ```
 
 The succinct-spark jar file can also be added to a Spark shell using the 
 `--jars` command line option. For example, to include it when starting the 
 spark shell:
 
 ```
-$ bin/spark-shell --jars succinct-0.1.7.jar
+$ bin/spark-shell --jars succinct-0.1.8.jar
 ```

core/README.md

@@ -17,7 +17,7 @@ using Maven by adding the following dependency information to your pom.xml file:
 <dependency>
     <groupId>edu.berkeley.cs.succinct</groupId>
     <artifactId>succinct-core</artifactId>
-    <version>0.1.7</version>
+    <version>0.1.8</version>
 </dependency>
 ```
 

spark/README.md

@@ -21,7 +21,7 @@ library using Apache Maven by adding the following dependency information to you
 <dependency>
     <groupId>amplab</groupId>
     <artifactId>succinct-spark</artifactId>
-    <version>0.1.6</version>
+    <version>0.1.8</version>
 </dependency>
 ```
 
@@ -33,15 +33,15 @@ for spark-submit and Maven instructions):
 
 ```
 resolvers += "Spark Packages Repo" at "http://dl.bintray.com/spark-packages/maven"
-libraryDependencies += "amplab" % "succinct" % "0.1.7"
+libraryDependencies += "amplab" % "succinct" % "0.1.8"
 ```
 
 The succinct-spark jar file can also be added to a Spark shell using the 
 `--jars` command line option. For example, to include it when starting the 
 spark shell:
 
 ```
-$ bin/spark-shell --jars succinct-0.1.7.jar
+$ bin/spark-shell --jars succinct-0.1.8.jar
 ```
 
 ## Usage