upgrade to Xtend 2.6.0

Author: prof7bit

build.gradle

@@ -26,7 +26,7 @@ repositories {
 }
 
 dependencies {
-    compile 'org.eclipse.xtend:org.eclipse.xtend.lib:2.5.+'
+    compile 'org.eclipse.xtend:org.eclipse.xtend.lib:2.6.+'
     compile "com.google:bitcoinj:0.11.2-MB-ALICE"
     compile 'org.slf4j:slf4j-simple:1.7.+'
     compile 'com.miglayout:miglayout:3.7.+'

src/main/java/prof7bit/bitcoin/wallettool/core/Main.xtend

@@ -13,7 +13,7 @@ import prof7bit.bitcoin.wallettool.ui.swing.core.SwingMain
 
 import static extension prof7bit.bitcoin.wallettool.core.Ext.*
 
-static class Main {
+class Main {
     static val log = LoggerFactory.getLogger(Main)
 
     static val consolePromptFunc = [

src/main/java/prof7bit/bitcoin/wallettool/ui/swing/core/WalletPanel.xtend

@@ -160,7 +160,6 @@ class WalletPanel extends JPanel{
                     ]
                 }
             }
-
         ])
     ]
 
@@ -390,6 +389,5 @@ class WalletPanel extends JPanel{
             return ret.get(0)
         }
     }
-
 }