Remove legacy call helper.

Assets/Cryville/Common/Unity/CallHelper.cs

@@ -1,26 +0,0 @@
-using System;
-using UnityEngine;
-
-namespace Cryville.Common.Unity {
-	static class CallHelper {
-		public static bool HasFlag(this Enum obj, Enum flag) {
-			ulong num = Convert.ToUInt64(flag);
-			ulong num2 = Convert.ToUInt64(obj);
-			return (num2 & num) == num;
-		}
-
-		public static void Purge(Transform obj) {
-			foreach (Transform i in obj)
-				GameObject.Destroy(i.gameObject);
-		}
-
-		/*public static void DownloadAndUnzip(string url, FileInfo file) {
-			using (DownloadDialog d = new DownloadDialog()) {
-				d.Download(url, file);
-			}
-			using (ZipFile z = new ZipFile(file.FullName)) {
-				z.ExtractAll(file.DirectoryName, ExtractExistingFileAction.OverwriteSilently);
-			}
-		}*/
-	}
-}

Assets/Cryville/Common/Unity/CallHelper.cs.meta

@@ -1,12 +0,0 @@
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