fix trie match bug when topic contains root;

fix bytesMetrics wroteBytes always 0;
fix startup shell can not run outside bin;

Author: ilylia

broker/src/main/java/io/moquette/broker/metrics/BytesMetricsHandler.java

@@ -54,7 +54,7 @@ public void channelRead(ChannelHandlerContext ctx, Object msg) throws Exception
     @Override
     public void write(ChannelHandlerContext ctx, Object msg, ChannelPromise promise) throws Exception {
         BytesMetrics metrics = ctx.channel().attr(ATTR_KEY_METRICS).get();
-        metrics.incrementWrote(((ByteBuf) msg).writableBytes());
+        metrics.incrementWrote(((ByteBuf) msg).readableBytes());
         ctx.write(msg, promise).addListener(CLOSE_ON_FAILURE);
     }
 

broker/src/main/java/io/moquette/broker/subscriptions/CTrie.java

@@ -14,7 +14,7 @@ interface IVisitor<T> {
         T getResult();
     }
 
-    private static final Token ROOT = new Token("root");
+    private static final Token ROOT = new Token("+root");
     private static final INode NO_PARENT = null;
 
     private enum Action {

distribution/src/main/scripts/moquette.sh

@@ -13,11 +13,9 @@ echo "  \_|  |_/\___/ \__, |\__,_|\___|\__|\__\___| \_|  |_/\_/\_\ \_/   \_/   "
 echo "                   | |                                                   "
 echo "                   |_|                                                   "
 echo "                                                                         "
-echo "                                               version: 0..13-SNAPSHOT   "
+echo "                                                version: 0.13-SNAPSHOT   "
 
 
-cd "$(dirname "$0")"
-
 # resolve links - $0 may be a softlink
 PRG="$0"
 
@@ -39,7 +37,7 @@ PRGDIR=`dirname "$PRG"`
 export MOQUETTE_HOME
 
 # Set JavaHome if it exists
-if [ -f "${JAVA_HOME}/bin/java" ]; then 
+if [ -f "${JAVA_HOME}/bin/java" ]; then
    JAVA=${JAVA_HOME}/bin/java
 else
    JAVA=java