Change build target to Java 8

Change translation tag from deprecated _ to _t
Add support for faster translation bundle generation
Change bundle format from java to java2

bundle-messages.sh

@@ -71,9 +71,7 @@ do
 		# then ant distclean updater.
 		find $JPATHS -name *.java > $TMPFILE
 		xgettext -f $TMPFILE -F -L java --from-code=UTF-8 --add-comments\
-	                 --keyword=_ --keyword='_:1,2,3c' --keyword=_x --keyword=intl._ --keyword=intl.title \
-	                 --keyword=handler._ --keyword=formhandler._ \
-	                 --keyword=net.i2p.router.web.Messages.getString \
+	                 --keyword=_t \
 		         -o ${i}t
 		if [ $? -ne 0 ]
 		then
@@ -100,15 +98,40 @@ do
         # only generate for non-source language
         echo "Generating ${CLASS}_$LG ResourceBundle..."
 
-        # convert to class files in build
-        msgfmt --java --statistics -r $CLASS -l $LG -d build $i
+        msgfmt -V | grep -q -E ' 0\.((19)|[2-9])'
         if [ $? -ne 0 ]
         then
-            echo "ERROR - msgfmt failed on ${i}, not updating translations"
-            # msgfmt leaves the class file there so the build would work the next time
-            find build -name messages_${LG}.class -exec rm -f {} \;
-            RC=1
-            break
+            # slow way
+            # convert to class files in build
+            msgfmt --java2 --statistics -r $CLASS -l $LG -d build $i
+            if [ $? -ne 0 ]
+            then
+                echo "ERROR - msgfmt failed on ${i}, not updating translations"
+                # msgfmt leaves the class file there so the build would work the next time
+                find build -name messages_${LG}.class -exec rm -f {} \;
+                RC=1
+                break
+            fi
+        else
+            # fast way
+            # convert to java files in build/messages-src
+            TD=build/messages-src-tmp
+            TDX=$TD/net/i2p/itoopie
+            TD2=build/messages-src
+            TDY=$TD2/net/i2p/itoopie
+            rm -rf $TD
+            mkdir -p $TD $TDY
+            msgfmt --java2 --statistics --source -r $CLASS -l $LG -d $TD $i
+            if [ $? -ne 0 ]
+            then
+                echo "ERROR - msgfmt failed on ${i}, not updating translations"
+                # msgfmt leaves the class file there so the build would work the next time
+                find build/obj -name messages_${LG}.class -exec rm -f {} \;
+                RC=1
+                break
+            fi
+            mv $TDX/messages_$LG.java $TDY
+            rm -rf $TD
         fi
     fi
 done