- clean solution

Signed-off-by: tuyetphale993 <tuyetphale993@gmail.com>
 - rebuild solution

Signed-off-by: tuyetphale993 <tuyetphale993@gmail.com>
Merge branch 'master' of github.com:buithithuyquynh1993/DoAn_UDHTTTHienDai

Conflicts:
	QuanLiThuVien/QuanLiThuVien/bin/QuanLiThuVien.dll
	QuanLiThuVien/QuanLiThuVien/bin/QuanLiThuVien.pdb
	QuanLiThuVien/QuanLiThuVien/bin/System.Net.Http.WebRequest.dll
	QuanLiThuVien/QuanLiThuVien/bin/System.Net.Http.dll
	QuanLiThuVien/QuanLiThuVien/obj/Debug/DesignTimeResolveAssemblyReferences.cache
	QuanLiThuVien/QuanLiThuVien/obj/Debug/QuanLiThuVien.csproj.FileListAbsolute.txt
	QuanLiThuVien/QuanLiThuVien/obj/Debug/QuanLiThuVien.csprojResolveAssemblyReference.cache
	QuanLiThuVien/QuanLiThuVien/obj/Debug/QuanLiThuVien.dll
	QuanLiThuVien/QuanLiThuVien/obj/Debug/TempPE/Models.Model.Designer.cs.dll
	QuanLiThuVien/QuanLiThuVien/obj/Debug/TempPE/Models.Model.cs.dll
 - delete debug

Signed-off-by: tuyetphale993 <tuyetphale993@gmail.com>
 - add some functions for Tra Sach function

Signed-off-by: tuyetphale993 <tuyetphale993@gmail.com>