因为易崩而弃用lz4

1、发现使用lz4压缩库时监控端程序进行远程桌面操作时容易崩溃，原因不明。

2、修复内存泄漏缺陷，在throw "Bad Buffer"的情况需要释放申请的内存。

server/2015Remote/IOCPServer.cpp

@@ -479,6 +479,8 @@ BOOL IOCPServer::OnClientReceiving(PCONTEXT_OBJECT  ContextObject, DWORD dwTrans
 					m_NotifyProc(ContextObject);  //֪ͨ<CDA8><D6AA><EFBFBD><EFBFBD>
 				}else{
 					OutputDebugStringA("[ERROR] uncompress failed \n");
+					delete [] CompressedBuffer;
+					delete [] DeCompressedBuffer;
 					throw "Bad Buffer";
 				}
 				delete [] CompressedBuffer;

server/2015Remote/stdafx.h

@@ -10,7 +10,7 @@
 
 #if !USING_ZLIB
 // <20>Ƿ<EFBFBD>ʹ<EFBFBD><CAB9>LZ4
-#define USING_LZ4 1
+#define USING_LZ4 0
 #endif
 
 #ifndef _SECURE_ATL