removed unnecessary class Light10B, minor fixes for LightmapRenderer

Former-commit-id: 4cddfb080cc689738d9bf308f7d08852f4c78a8b
Former-commit-id: 2354b2483f30e70862a327c1b9688a19bd1b2f66

src/net/torvald/terrarum/console/EchoConsole.kt

@@ -0,0 +1,33 @@
+package net.torvald.terrarum.console
+
+/**
+ * Created by minjaesong on 16-09-07.
+ */
+class EchoConsole : ConsoleCommand {
+    /**
+     * Args 0: command given
+     * Args 1: first argument
+     *
+     * e.g. in ```setav mass 74```, zeroth args will be ```setav```.
+     */
+    override fun execute(args: Array<String>) {
+        val argsWoHeader = Array<String>(args.size - 1, {it -> args[it + 1]})
+        argsWoHeader.forEach { execute(it) }
+    }
+
+    fun execute(single_line: String) {
+        val sb = StringBuilder()
+        for (ch in single_line) {
+            if (ch == '\n') {
+                println(sb.toString())
+                sb.delete(0, sb.length - 1)
+            }
+            else
+                sb.append(ch)
+        }
+        println(sb.toString())
+    }
+
+    override fun printUsage() {
+    }
+}