Merge pull request 'Fix LoadEvaluation' (#214) from FixCPULoad into master

Reviewed-on: SteamWar/BungeeCore#214
Reviewed-by: Lixfel <lixfel@steamwar.de>

src/de/steamwar/bungeecore/LoadEvaluation.java

@@ -64,7 +64,7 @@ public class LoadEvaluation {
 
     public static double getCPULoad() {
         try {
-            Process process = new ProcessBuilder("cat <(grep 'cpu ' /proc/stat) <(sleep 1 && grep 'cpu ' /proc/stat) | awk -v RS=\"\" '{printf \"%.2f\\n\", ($13-$2+$15-$4)*100/($13-$2+$15-$4+$16-$5)}'").start();
+            Process process = new ProcessBuilder("bash", "-c", "cat <(grep 'cpu ' /proc/stat) <(sleep 1 && grep 'cpu ' /proc/stat) | awk -v RS=\"\" '{printf \"%.2f\\n\", ($13-$2+$15-$4)*100/($13-$2+$15-$4+$16-$5)}'").start();
             process.waitFor();
             return Double.parseDouble(new BufferedReader(new InputStreamReader(process.getInputStream())).readLine()) / 100.0;
         } catch (IOException e) {