Compaliable for c++ 2001, using NULL instead of null_ptr.

do not use Upper case chars in include filenames, which will cause file not found in unix-lke systems

ZoomPipeline_FuncSvr/network/zp_nettransthread.cpp

@@ -68,7 +68,7 @@ void zp_netTransThread::incomingConnection(QObject * threadid,qintptr socketDesc
             if (m_bSSLConnection)
             {
                 QSslSocket * psslsock = qobject_cast<QSslSocket *>(sock_client);
-                assert(psslsock!=nullptr);
+                assert(psslsock!=NULL);
                 QString strCerPath =  QCoreApplication::applicationDirPath() + "/svr_cert.pem";
                 QString strPkPath =  QCoreApplication::applicationDirPath() + "/svr_privkey.pem";
                 psslsock->setLocalCertificate(strCerPath);

ZoomPipeline_FuncSvr/network/zp_tcpserver.cpp

-#include "ZP_TcpServer.h"
+#include "zp_tcpserver.h"
 #include <assert.h>
 namespace ZPNetwork{
 ZP_TcpServer::ZP_TcpServer(QObject *parent )

ZoomPipeline_FuncSvr/pipeline/zp_plworkingthread.cpp

@@ -7,7 +7,7 @@ zp_plWorkingThread::zp_plWorkingThread(zp_pipeline * pipl,QObject *parent) :
 {
     m_bRuning = true;
     m_pipeline = pipl;
-    assert(m_pipeline != nullptr);
+    assert(m_pipeline != NULL);
     m_bBusy = false;
 }
 
@@ -35,7 +35,7 @@ void zp_plWorkingThread::FetchNewTask(zp_plWorkingThread * obj)
         bool bValid = false;
         zp_plTaskBase * ptr = this->m_pipeline->popTask(&bValid);
 
-        if (bValid==true && ptr!=nullptr)
+        if (bValid==true && ptr!=NULL)
         {
             m_bBusy = true;
             int res = ptr->run();