github: drop WPF-based UI helper for GitHub

Author: mjcheetham

Git-Credential-Manager.sln

@@ -41,8 +41,6 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Packaging.Linux", "src\linu
 EndProject
 Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "linux", "linux", "{8F9D7E67-7DD7-4E32-9134-423281AF00E9}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "GitHub.UI.Windows", "src\windows\GitHub.UI.Windows\GitHub.UI.Windows.csproj", "{0A86ED89-1FC5-42AA-925C-4578FA30607A}"
-EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "GitLab", "src\shared\GitLab\GitLab.csproj", "{570897DC-A85C-4598-B793-9A00CF710119}"
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "GitLab.Tests", "src\shared\GitLab.Tests\GitLab.Tests.csproj", "{1AF9F7C5-FA2E-48F1-B216-4D5E9A27F393}"
@@ -263,16 +261,6 @@ Global
 		{AD2A935F-3720-4802-8119-6A9B35B254DF}.WindowsDebug|Any CPU.ActiveCfg = Debug|Any CPU
 		{AD2A935F-3720-4802-8119-6A9B35B254DF}.WindowsRelease|Any CPU.ActiveCfg = Release|Any CPU
 		{AD2A935F-3720-4802-8119-6A9B35B254DF}.LinuxRelease|Any CPU.Build.0 = Release|Any CPU
-		{0A86ED89-1FC5-42AA-925C-4578FA30607A}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{0A86ED89-1FC5-42AA-925C-4578FA30607A}.MacDebug|Any CPU.ActiveCfg = Debug|Any CPU
-		{0A86ED89-1FC5-42AA-925C-4578FA30607A}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{0A86ED89-1FC5-42AA-925C-4578FA30607A}.WindowsDebug|Any CPU.ActiveCfg = Debug|Any CPU
-		{0A86ED89-1FC5-42AA-925C-4578FA30607A}.WindowsDebug|Any CPU.Build.0 = Debug|Any CPU
-		{0A86ED89-1FC5-42AA-925C-4578FA30607A}.LinuxDebug|Any CPU.ActiveCfg = Debug|Any CPU
-		{0A86ED89-1FC5-42AA-925C-4578FA30607A}.LinuxRelease|Any CPU.ActiveCfg = Release|Any CPU
-		{0A86ED89-1FC5-42AA-925C-4578FA30607A}.MacRelease|Any CPU.ActiveCfg = Release|Any CPU
-		{0A86ED89-1FC5-42AA-925C-4578FA30607A}.WindowsRelease|Any CPU.ActiveCfg = Release|Any CPU
-		{0A86ED89-1FC5-42AA-925C-4578FA30607A}.WindowsRelease|Any CPU.Build.0 = Release|Any CPU
 		{570897DC-A85C-4598-B793-9A00CF710119}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
 		{570897DC-A85C-4598-B793-9A00CF710119}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{570897DC-A85C-4598-B793-9A00CF710119}.MacDebug|Any CPU.ActiveCfg = Debug|Any CPU
@@ -348,7 +336,6 @@ Global
 		{2B3CD8FF-84A6-4B53-A28B-D7A75B0AB4D7} = {66722747-1B61-40E4-A89B-1AC8E6D62EA9}
 		{8F9D7E67-7DD7-4E32-9134-423281AF00E9} = {A7FC1234-95E3-4496-B5F7-4306F41E6A0E}
 		{AD2A935F-3720-4802-8119-6A9B35B254DF} = {8F9D7E67-7DD7-4E32-9134-423281AF00E9}
-		{0A86ED89-1FC5-42AA-925C-4578FA30607A} = {66722747-1B61-40E4-A89B-1AC8E6D62EA9}
 		{570897DC-A85C-4598-B793-9A00CF710119} = {D5277A0E-997E-453A-8CB9-4EFCC8B16A29}
 		{1AF9F7C5-FA2E-48F1-B216-4D5E9A27F393} = {D5277A0E-997E-453A-8CB9-4EFCC8B16A29}
 		{83EAC1F9-8E1F-41FC-8FC9-2C452452D64E} = {66722747-1B61-40E4-A89B-1AC8E6D62EA9}