replace tree
fix new object
Merge remote-tracking branch 'origin/winform_khanh'
Merge branch 'master' of https://github.com/quocdunginfo/QuanLyTaiSan

Conflicts:
	QuanLyTaiSanGUI/QLCoSo/MyUserControl/ucQuanLyCoSo.cs
	QuanLyTaiSanGUI/frmHinhAnh.cs