Made sure, installation and uninstallation work seemlessly

install.sh

@@ -9,7 +9,10 @@ fi
 
 # Create installation directories
 mkdir -p /usr/local/lib/cflash
-cp cflash.jar /usr/local/lib/cflash/
+echo "clean building cflash..."
+mvn clean package
+mv target/cflash-*-jar-with-dependencies.jar target/cflash.jar
+cp target/cflash.jar /usr/local/lib/cflash/
 cp cflash.sh /usr/local/bin/cflash
 chmod +x /usr/local/bin/cflash