Upgrade to Eclipse 2019-06

Closes gh-118

Author: wilkinsona

pom.xml

@@ -31,8 +31,7 @@
 		<main.basedir>${basedir}</main.basedir>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<java.version>1.8</java.version>
-		<eclipse.repository>https://download.eclipse.org/releases/2019-03/201903201000</eclipse.repository>
-		<eclipse.buildship.repository>https://download.eclipse.org/buildship/updates/e411/releases/3.x/3.1.0.v20190501-0832</eclipse.buildship.repository>
+		<eclipse.repository>https://download.eclipse.org/releases/2019-06/201906191000</eclipse.repository>
 		<eclipse.checkstyle.repository>https://dl.bintray.com/eclipse-cs/eclipse-cs/8.18.0</eclipse.checkstyle.repository>
 		<tycho.disableP2Mirrors>true</tycho.disableP2Mirrors>
 		<ant.version>1.8.1</ant.version>
@@ -593,11 +592,6 @@
 			<layout>p2</layout>
 			<url>${eclipse.repository}</url>
 		</repository>
-		<repository>
-			<id>eclipse-buildship</id>
-			<layout>p2</layout>
-			<url>${eclipse.buildship.repository}</url>
-		</repository>
 		<repository>
 			<id>eclipse-checkstyle</id>
 			<layout>p2</layout>