mfc: cleanup
WinSCPFileSystem.cpp: minor improvements
inSCPDialogs.cpp: minor improvements
Terminal.cpp: minor refactoring
Terminal.cpp: refactoring
code style
cleanup
TCopyDialog::Execute: fix BeginUpdate() EndUpdate()
bool TWinSCPPlugin::LoggingConfigurationDialog: minor improvement
FtpFileSystem.cpp: code style
refactoring: unsigned int --> uint32_t
refactoring: unsigned short --> uint16_t
refactoring: unsigned long --> uint32_t
refactoring: unsigned --> uint32_t
refactoring: unsigned __int64 --> uint64_t
refactoring: __int64 --> int64_t
refactoring: static functions
fix warnings: The scope of the variable can be reduced.
fix warnings: Member variable is in the wrong place in the initializer list.
fix warnings:  Possible null pointer dereference