Updating version to 2.0preview1

Author: makam

azure-servicebus/azure-servicebus.pom

@@ -4,7 +4,7 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>com.microsoft.azure</groupId>
     <artifactId>azure-servicebus</artifactId>
-    <version>1.2.5</version>
+    <version>2.0.0-preview1</version>
     <licenses>
         <license>
             <name>The MIT License (MIT)</name>

azure-servicebus/pom.xml

@@ -9,7 +9,7 @@
 	<parent>
 		<groupId>com.microsoft.azure</groupId>
 		<artifactId>azure-servicebus-parent</artifactId>
-		<version>1.2.5</version>
+		<version>2.0.0-preview1</version>
 	</parent>
 
 	<properties>

pom.xml

@@ -4,7 +4,7 @@
 	<modelVersion>4.0.0</modelVersion>	
 	<groupId>com.microsoft.azure</groupId>
 	<artifactId>azure-servicebus-parent</artifactId>
-	<version>1.2.5</version>
+	<version>2.0.0-preview1</version>
 	<packaging>pom</packaging>
 
 	<url>https://github.com/Azure/azure-service-bus-java</url>
@@ -13,7 +13,7 @@
 		<proton-j-version>0.22.0</proton-j-version>
 	  	<junit-version>4.12</junit-version>
 		<slf4j-version>1.8.0-alpha2</slf4j-version>
-		<client-current-version>1.2.5</client-current-version>		
+		<client-current-version>2.0.0-preview1</client-current-version>
 	</properties>
 
 	<modules>