Fix for minecraft servers being unable to start

Minecraft/mcserver

@@ -86,7 +86,7 @@ filesdir="${rootdir}/serverfiles"
 ## Server Specific Directories
 systemdir="${filesdir}"
 executabledir="${filesdir}"
-executable="java -Xmx${javaram}M -jar minecraft_server.jar"
+executable="java -Xmx${javaram}M -jar ${filesdir}/minecraft_server.jar"
 servercfg="server.properties"
 servercfgdefault="server.properties"
 servercfgdir="${filesdir}"
@@ -182,4 +182,4 @@ fi
 core_dl.sh
 core_functions.sh
 getopt=$1
-core_getopt.sh
+core_getopt.sh