SAMZA-1033: Remove import-control from checkstyle

Removing import-control after discussion here - [http://mail-archives.apache.org/mod_mbox/samza-dev/201607.mbox/browser](http://mail-archives.apache.org/mod_mbox/samza-dev/201607.mbox/browser)

Author: Navina Ramesh <[email protected]>

Reviewers: Jagadish Venkataraman <[email protected]>

Closes apache#17 from navina/SAMZA-1033

Author: Navina Ramesh

checkstyle/checkstyle.xml

@@ -61,11 +61,6 @@
     <module name="StaticVariableName"/>
     <module name="TypeName"/>
 
-    <!-- dependencies -->
-    <module name="ImportControl">
-      <property name="file" value="${basedir}/checkstyle/import-control.xml"/>
-    </module>
-    
     <!-- whitespace -->
     <module name="GenericWhitespace"/>
     <module name="NoWhitespaceBefore"/>