add license header to 3 files (#291)

diff --git a/DEPENDENCIES.md b/DEPENDENCIES.md
index 5a8fd95..1ae0a21 100644
--- a/DEPENDENCIES.md
+++ b/DEPENDENCIES.md
@@ -1,3 +1,20 @@
+<!--
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more contributor
+# license agreements.  See the NOTICE file distributed with this work for additional
+# information regarding copyright ownership.  The ASF licenses this file to you
+# 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
+# at:
+#
+# 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.
+#
+-->
 # Library dependencies for openwhisk-apigateway
 
 Like other open source projects, openwhisk-apigateway is dependent on open source libraries.
diff --git a/Dockerfile b/Dockerfile
index ab0b142..8592d61 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,3 +1,18 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more contributor
+# license agreements.  See the NOTICE file distributed with this work for additional
+# information regarding copyright ownership.  The ASF licenses this file to you
+# 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
+# at:
+#
+# 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.
+#
 # apigateway
 #
 # VERSION               1.9.7.3
@@ -42,7 +57,7 @@
 	 && tar -zxf luajit.tar.gz \
 	 && cd linux-on-ibm-z-LuaJIT-* \
 	 && make install \
-	 && cd /tmp \ 
+	 && cd /tmp \
 	 && rm -rf /tmp/luajit \
      ; fi
 
@@ -184,7 +199,7 @@
     && ln -s ${_prefix}/api-gateway/bin/resty /usr/bin/resty \
     && rm -rf /tmp/api-gateway
 
-    
+
 RUN echo " ... installing opm packages ... " \
     && opm get pintsized/lua-resty-http=${LUA_RESTY_HTTP_VERSION} \
                hamishforbes/lua-resty-iputils=${LUA_RESTY_IPUTILS_VERSION} \
@@ -192,7 +207,7 @@
                openresty/lua-resty-lrucache=${LUA_RESTY_LRUCACHE_VERSION} \
                taylorking/lua-resty-cjose=${LUA_RESTY_CJOSE_VERSION} \
                taylorking/lua-resty-rate-limit
-    
+
 RUN echo " ... installing neturl.lua ... " \
     && mkdir -p /tmp/api-gateway \
     && curl -k -L https://github.com/golgote/neturl/archive/${NETURL_LUA_VERSION}.tar.gz -o /tmp/api-gateway/neturl.lua-${NETURL_LUA_VERSION}.tar.gz \
diff --git a/Makefile b/Makefile
index ee90289..91f4517 100644
--- a/Makefile
+++ b/Makefile
@@ -1,3 +1,19 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more contributor
+# license agreements.  See the NOTICE file distributed with this work for additional
+# information regarding copyright ownership.  The ASF licenses this file to you
+# 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
+# at:
+#
+# 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.
+#
+
 DOCKER_TAG ?= snapshot-`date +'%Y%m%d-%H%M'`
 DOCKER_REGISTRY ?= ''
 
@@ -18,7 +34,7 @@
 	docker build -t openwhisk/apigateway-profiling -f Dockerfile.profiling .
 
 .PHONY: profile-run
-profile-run: profile-build 
+profile-run: profile-build
 	docker run --rm --name="apigateway" --privileged -p 80:80 -p ${PUBLIC_MANAGEDURL_PORT}:8080 -p 9000:9000 \
 		-e PUBLIC_MANAGEDURL_HOST=${PUBLIC_MANAGEDURL_HOST} -e PUBLIC_MANAGEDURL_PORT=${PUBLIC_MANAGEDURL_PORT} \
 		-e REDIS_HOST=${REDIS_HOST} -e REDIS_PORT=${REDIS_PORT} -e REDIS_PASS=${REDIS_PASS} \