Add parent pom to build

pom.xml

@@ -0,0 +1,17 @@
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+  <groupId>com.microsoft.bot</groupId>
+  <artifactId>bot-parent</artifactId>
+  <version>4.0.0</version>
+  
+  <name>Microsoft BotBuilder SDK Parent</name>
+  <description>This package contains the parent module of Microsoft BotBuilder SDK.</description>
+  <url>https://github.com/Microsoft/botbuilder-java</url>
+  
+  <modules>
+    <module>./libraries/botbuilder-schema</module>
+    <module>./libraries/bot-connector</module>
+    <module>./samples/bot-connector-sample</module>
+  </modules>
+</project>