Remove project name from output path

- dotnet/aspnetcore-internal#187
- remove `<RootNamespace>` settings but maintain other unique aspects e.g. `<DnxInvisibleContent ... />`
- in a few cases, standardize on VS version `14.0` and not something more specific

Author: dougbu

src/Microsoft.AspNetCore.SignalR.Redis/Microsoft.AspNetCore.SignalR.Redis.xproj

@@ -8,7 +8,7 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>01cbc84d-8db6-44fa-bd10-1bd7acfeb5f3</ProjectGuid>
     <BaseIntermediateOutputPath Condition="'$(BaseIntermediateOutputPath)'=='' ">..\..\artifacts\obj\$(MSBuildProjectName)</BaseIntermediateOutputPath>
-    <OutputPath Condition="'$(OutputPath)'=='' ">..\..\artifacts\bin\$(MSBuildProjectName)\</OutputPath>
+    <OutputPath Condition="'$(OutputPath)'=='' ">..\..\artifacts\bin\</OutputPath>
   </PropertyGroup>
   <PropertyGroup>
     <SchemaVersion>2.0</SchemaVersion>

test/Microsoft.AspNetCore.SignalR.Redis.Tests/Microsoft.AspNetCore.SignalR.Redis.Tests.xproj

@@ -8,7 +8,7 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>d54e562f-6851-4e8e-89d7-82afb9337693</ProjectGuid>
     <BaseIntermediateOutputPath Condition="'$(BaseIntermediateOutputPath)'=='' ">..\..\artifacts\obj\$(MSBuildProjectName)</BaseIntermediateOutputPath>
-    <OutputPath Condition="'$(OutputPath)'=='' ">..\..\artifacts\bin\$(MSBuildProjectName)\</OutputPath>
+    <OutputPath Condition="'$(OutputPath)'=='' ">..\..\artifacts\bin\</OutputPath>
   </PropertyGroup>
   <PropertyGroup>
     <SchemaVersion>2.0</SchemaVersion>