Merge pull request #367 from tronprotocol/feature/deploy2

read LOCAL_WITNESS_PRIVATE_KEY from env for test net to start java tron

Author: olenheim

start.sh

@@ -1,3 +1,3 @@
 #!/bin/bash
 kill -9 `cat /home/tron/pid.txt`
-nohup  java -jar /home/tron/java-tron/java-tron.jar --witness -c /home/tron/config.conf > /home/tron/tron-shell.log 2>&1 & echo $! >/home/tron/pid.txt
+nohup  java -jar /home/tron/java-tron/java-tron.jar -p $LOCAL_WITNESS_PRIVATE_KEY --witness -c /home/tron/config.conf > /home/tron/tron-shell.log 2>&1 & echo $! >/home/tron/pid.txt