Upgrade tycho to 1.7.0

Author: adangel

pom.xml

@@ -18,7 +18,7 @@
     <target.platform>kepler</target.platform>
     <orbit.version>R20140114142710</orbit.version>
 
-    <tycho.version>1.6.0</tycho.version>
+    <tycho.version>1.7.0</tycho.version>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <pmd.version>6.23.0</pmd.version>
     <maven-antrun-plugin.version>1.8</maven-antrun-plugin.version>