Add and use CZNCSock instead of Csock everywhere

This class will be used to implement async DNS in a later commit.


git-svn-id: https://znc.svn.sourceforge.net/svnroot/znc/trunk@1550 726aef4b-f618-498e-8847-2d620e286838

Modules.h

@@ -89,7 +89,6 @@ class CZNC;
 class CUser;
 class CNick;
 class CChan;
-class Csock;
 class CModule;
 class CFPTimer;
 class CSockManager;
@@ -140,7 +139,7 @@ private:
 	FPTimer_t	m_pFBCallback;
 };
 
-class CSocket : public Csock {
+class CSocket : public CZNCSock {
 public:
 	CSocket(CModule* pModule);
 	CSocket(CModule* pModule, const CString& sHostname, unsigned short uPort, int iTimeout = 60);