Fix SPARK-1420 The maven build error for Spark Catalyst

Author: witgo <[email protected]>

Closes #333 from witgo/SPARK-1420 and squashes the following commits:

902519e [witgo] add dependency scala-reflect to catalyst

Author: witgo

sql/catalyst/pom.xml

@@ -44,6 +44,10 @@
     </profiles>
 
     <dependencies>
+        <dependency>
+            <groupId>org.scala-lang</groupId>
+            <artifactId>scala-reflect</artifactId>
+        </dependency>
         <dependency>
             <groupId>org.apache.spark</groupId>
             <artifactId>spark-core_${scala.binary.version}</artifactId>