add/update license headers
diff --git a/pregelix/pregelix-dist/src/main/resources/conf/cluster.properties b/pregelix/pregelix-dist/src/main/resources/conf/cluster.properties
index 056cce4..f5d12a1 100644
--- a/pregelix/pregelix-dist/src/main/resources/conf/cluster.properties
+++ b/pregelix/pregelix-dist/src/main/resources/conf/cluster.properties
@@ -1,3 +1,17 @@
+#/*
+# Copyright 2009-2013 by The Regents of the University of California
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# you may obtain a copy of the License from
+# 
+#     http://www.apache.org/licenses/LICENSE-2.0
+# 
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#*/
 #The CC port for Hyracks clients
 CC_CLIENTPORT=3099
 
diff --git a/pregelix/pregelix-dist/src/main/resources/conf/debugnc.properties b/pregelix/pregelix-dist/src/main/resources/conf/debugnc.properties
index 27afa26..23e04c6 100644
--- a/pregelix/pregelix-dist/src/main/resources/conf/debugnc.properties
+++ b/pregelix/pregelix-dist/src/main/resources/conf/debugnc.properties
@@ -1,3 +1,17 @@
+#/*
+# Copyright 2009-2013 by The Regents of the University of California
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# you may obtain a copy of the License from
+# 
+#     http://www.apache.org/licenses/LICENSE-2.0
+# 
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#*/
 #The tmp directory for nc to install jars
 NCTMP_DIR2=/tmp/t-1
 
diff --git a/pregelix/pregelix-dist/src/main/resources/conf/stores.properties b/pregelix/pregelix-dist/src/main/resources/conf/stores.properties
index d1a4e10..9705f5d 100644
--- a/pregelix/pregelix-dist/src/main/resources/conf/stores.properties
+++ b/pregelix/pregelix-dist/src/main/resources/conf/stores.properties
@@ -1,2 +1,16 @@
+#/*
+# Copyright 2009-2013 by The Regents of the University of California
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# you may obtain a copy of the License from
+# 
+#     http://www.apache.org/licenses/LICENSE-2.0
+# 
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#*/
 #Comma separated directories for storing the partitioned graph on each machine
 store=/tmp/teststore1,/tmp/teststore2
\ No newline at end of file
diff --git a/pregelix/pregelix-dist/src/main/resources/conf/topology-template.xml b/pregelix/pregelix-dist/src/main/resources/conf/topology-template.xml
index 4710706..2d64b15 100644
--- a/pregelix/pregelix-dist/src/main/resources/conf/topology-template.xml
+++ b/pregelix/pregelix-dist/src/main/resources/conf/topology-template.xml
@@ -1,3 +1,17 @@
+<!--
+ ! Copyright 2009-2013 by The Regents of the University of California
+ ! Licensed under the Apache License, Version 2.0 (the "License");
+ ! you may not use this file except in compliance with the License.
+ ! you may obtain a copy of the License from
+ ! 
+ !     http://www.apache.org/licenses/LICENSE-2.0
+ ! 
+ ! Unless required by applicable law or agreed to in writing, software
+ ! distributed under the License is distributed on an "AS IS" BASIS,
+ ! WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ ! See the License for the specific language governing permissions and
+ ! limitations under the License.
+ !-->
 <cluster-topology>
     <network-switch name="Global">
         <network-switch name="local">