Upgrade to Karaf 4.0.0 and loosen the requirements on the JDK to include all JDK 8
diff --git a/pom.xml b/pom.xml
index 3b840f9..b79844a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -39,7 +39,7 @@
         <cxf.version>3.1.0</cxf.version>
         <httpclient.version>4.3.4</httpclient.version>
         <jsoup.version>1.7.3</jsoup.version>
-        <karaf.version>4.0.0.M3</karaf.version>
+        <karaf.version>4.0.0</karaf.version>
         <osgi.version>5.0.0</osgi.version>
         <wagon.version>1.0</wagon.version>
 
@@ -259,7 +259,7 @@
                                     <version>[3.0,4)</version>
                                 </requireMavenVersion>
                                 <requireJavaVersion>
-                                    <version>[1.7,1.8]</version>
+                                    <version>[1.7,1.9)</version>
                                 </requireJavaVersion>
                             </rules>
                         </configuration>