Remove our NLog implementation

Logging.sln

@@ -10,8 +10,6 @@ Project("{8BB2217D-0F2D-49D1-97BC-3654ED321F3B}") = "Microsoft.Extensions.Loggin
 EndProject
 Project("{8BB2217D-0F2D-49D1-97BC-3654ED321F3B}") = "Microsoft.Extensions.Logging.Abstractions", "src\Microsoft.Extensions.Logging.Abstractions\Microsoft.Extensions.Logging.Abstractions.xproj", "{8221FA95-4B1A-44BF-925F-8AC1A317CC7C}"
 EndProject
-Project("{8BB2217D-0F2D-49D1-97BC-3654ED321F3B}") = "Microsoft.Extensions.Logging.NLog", "src\Microsoft.Extensions.Logging.NLog\Microsoft.Extensions.Logging.NLog.xproj", "{718CBC9D-1E65-447D-A64A-7AC467FB5D6A}"
-EndProject
 Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "samples", "samples", "{8C1F5D80-88EA-4961-84DC-7AC6E13951F4}"
 EndProject
 Project("{8BB2217D-0F2D-49D1-97BC-3654ED321F3B}") = "SampleApp", "samples\SampleApp\SampleApp.xproj", "{550E0247-0BDD-4016-A29B-250F075686FD}"
@@ -70,16 +68,6 @@ Global
 		{8221FA95-4B1A-44BF-925F-8AC1A317CC7C}.Release|Mixed Platforms.ActiveCfg = Release|Any CPU
 		{8221FA95-4B1A-44BF-925F-8AC1A317CC7C}.Release|Mixed Platforms.Build.0 = Release|Any CPU
 		{8221FA95-4B1A-44BF-925F-8AC1A317CC7C}.Release|x86.ActiveCfg = Release|Any CPU
-		{718CBC9D-1E65-447D-A64A-7AC467FB5D6A}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{718CBC9D-1E65-447D-A64A-7AC467FB5D6A}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{718CBC9D-1E65-447D-A64A-7AC467FB5D6A}.Debug|Mixed Platforms.ActiveCfg = Debug|Any CPU
-		{718CBC9D-1E65-447D-A64A-7AC467FB5D6A}.Debug|Mixed Platforms.Build.0 = Debug|Any CPU
-		{718CBC9D-1E65-447D-A64A-7AC467FB5D6A}.Debug|x86.ActiveCfg = Debug|Any CPU
-		{718CBC9D-1E65-447D-A64A-7AC467FB5D6A}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{718CBC9D-1E65-447D-A64A-7AC467FB5D6A}.Release|Any CPU.Build.0 = Release|Any CPU
-		{718CBC9D-1E65-447D-A64A-7AC467FB5D6A}.Release|Mixed Platforms.ActiveCfg = Release|Any CPU
-		{718CBC9D-1E65-447D-A64A-7AC467FB5D6A}.Release|Mixed Platforms.Build.0 = Release|Any CPU
-		{718CBC9D-1E65-447D-A64A-7AC467FB5D6A}.Release|x86.ActiveCfg = Release|Any CPU
 		{550E0247-0BDD-4016-A29B-250F075686FD}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
 		{550E0247-0BDD-4016-A29B-250F075686FD}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{550E0247-0BDD-4016-A29B-250F075686FD}.Debug|Mixed Platforms.ActiveCfg = Debug|Any CPU
@@ -168,7 +156,6 @@ Global
 		{19D1B6C5-8A62-4387-8816-C54874D1DF5F} = {699DB330-0095-4266-B7B0-3EAB3710CA49}
 		{96B1D6A8-7E40-43C7-813F-898DC8192DDE} = {09920C51-6220-4D8D-94DC-E70C13446187}
 		{8221FA95-4B1A-44BF-925F-8AC1A317CC7C} = {699DB330-0095-4266-B7B0-3EAB3710CA49}
-		{718CBC9D-1E65-447D-A64A-7AC467FB5D6A} = {699DB330-0095-4266-B7B0-3EAB3710CA49}
 		{550E0247-0BDD-4016-A29B-250F075686FD} = {8C1F5D80-88EA-4961-84DC-7AC6E13951F4}
 		{75A4DE6D-BBAA-4D59-829D-94009E759A18} = {699DB330-0095-4266-B7B0-3EAB3710CA49}
 		{1A3EB66F-9E64-4676-852F-24995549ED8A} = {699DB330-0095-4266-B7B0-3EAB3710CA49}