minor: added forbidden classes because of code coverage

Author: rnveach

config/import-control.xml

@@ -4,6 +4,19 @@
         "http://www.puppycrawl.com/dtds/import_control_1_1.dtd">
 
 <import-control pkg="com.github.checkstyle.regression">
+    <!--Disallowed till https://github.com/mojohaus/cobertura-maven-plugin/issues/29 -->
+    <disallow class="java.util.stream.Stream" />
+    <disallow class="java.util.stream.Stream.Builder" />
+    <disallow class="java.util.stream.DoubleStream" />
+    <disallow class="java.util.stream.DoubleStream.Builder" />
+    <disallow class="java.util.stream.IntStream" />
+    <disallow class="java.util.stream.IntStream.Builder" />
+    <disallow class="java.util.stream.LongStream" />
+    <disallow class="java.util.stream.LongStream.Builder" />
+    <disallow class="java.util.stream.BaseStream" />
+    <disallow class="java.util.stream.Collector" />
+    <disallow class="java.util.Comparator" />
+
     <allow pkg="org.apache.commons.cli" local-only="true"/>
     <allow pkg="com.github.checkstyle.regression" local-only="true"/>
     <allow pkg="java.text" local-only="true"/>