[FLINK-2639] Add repository for hdp specific jetty to 'vendor-repos'

This closes #1113

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Closing unresponsive PR:
This closes #862

flink-dist/pom.xml

@@ -322,6 +322,9 @@ under the License.
 									<excludes>
 										<exclude>log4j.properties</exclude>
 										<exclude>log4j-test.properties</exclude>
+										<exclude>META-INF/*.SF</exclude>
+										<exclude>META-INF/*.DSA</exclude>
+										<exclude>META-INF/*.RSA</exclude>
 									</excludes>
 								</filter>
 							</filters>

flink-shaded-hadoop/pom.xml

@@ -73,6 +73,15 @@ under the License.
 							<createDependencyReducedPom>true</createDependencyReducedPom>
 							<dependencyReducedPomLocation>${project.basedir}/target/dependency-reduced-pom.xml</dependencyReducedPomLocation>
 							<filters>
+								<!-- Exclude signatures -->
+								<filter>
+									<artifact>*</artifact>
+									<excludes>
+										<exclude>META-INF/*.SF</exclude>
+										<exclude>META-INF/*.DSA</exclude>
+										<exclude>META-INF/*.RSA</exclude>
+									</excludes>
+								</filter>
 								<filter>
 									<artifact>org.slf4j:*</artifact>
 									<excludes>

pom.xml

@@ -437,20 +437,18 @@ under the License.
 				</repository>
 				<!-- Hortonworks -->
 				<repository>
-					<releases>
-						<enabled>true</enabled>
-						<updatePolicy>always</updatePolicy>
-						<checksumPolicy>warn</checksumPolicy>
-					</releases>
-					<snapshots>
-						<enabled>false</enabled>
-						<updatePolicy>never</updatePolicy>
-						<checksumPolicy>fail</checksumPolicy>
-					</snapshots>
 					<id>HDPReleases</id>
 					<name>HDP Releases</name>
 					<url>http://repo.hortonworks.com/content/repositories/releases/</url>
-					<layout>default</layout>
+					<snapshots><enabled>false</enabled></snapshots>
+					<releases><enabled>true</enabled></releases>
+				</repository>
+				<repository>
+					<id>HortonworksJettyHadoop</id>
+					<name>HDP Jetty</name>
+					<url>http://repo.hortonworks.com/content/repositories/jetty-hadoop</url>
+					<snapshots><enabled>false</enabled></snapshots>
+					<releases><enabled>true</enabled></releases>
 				</repository>
 				<!-- MapR -->
 				<repository>