Migration to netstandard 1.4 (microsoft#406)

* Migration to netstandard 1.4

1. Migrating CoreUtilites to netstandard1.4
2. Adding a platform abstraction layer, to implement platform specific requirements

* removing additional IEqtTrace.cs

* Throw exception if file name empty

* Modifying Sln to stop build break

* Missed changes

* Making EqtTrace.TraceLevel available as public, & Test error fixes

* adding test for EqtTrace

TestPlatform.sln

@@ -1,7 +1,7 @@
 
 Microsoft Visual Studio Solution File, Format Version 12.00
 # Visual Studio 15
-VisualStudioVersion = 15.0.26124.0
+VisualStudioVersion = 15.0.26127.0
 MinimumVisualStudioVersion = 10.0.40219.1
 Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "src", "src", "{ED0C35EB-7F31-4841-A24F-8EB708FFA959}"
 EndProject
@@ -124,8 +124,12 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "SimpleTestProject3", "test\
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "datacollector.UnitTests", "test\datacollector.UnitTests\datacollector.UnitTests.csproj", "{0C6EFAF9-CE3E-4C11-8DD8-D7DABB206E5C}"
 EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Microsoft.TestPlatform.PlatformAbstractions", "src\Microsoft.TestPlatform.PlatformAbstractions\Microsoft.TestPlatform.PlatformAbstractions.csproj", "{CAE652AF-6801-425E-AAF3-AB20DE7DF88E}"
+EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "datacollector.PlatformTests", "test\datacollector.PlatformTests\datacollector.PlatformTests.csproj", "{FF80D706-8309-4E02-BAC0-D28B4CBCF600}"
 EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Platform", "Platform", "{7D4082EA-7AC9-4DFB-98E8-C5E08BDC0EC3}"
+EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "OutOfProcDataCollector", "test\TestAssets\OutOfProcDataCollector\OutOfProcDataCollector.csproj", "{CB6FA3C6-38E2-4DD1-AAB7-A705EFE114BC}"
 EndProject
 Global
@@ -690,6 +694,18 @@ Global
 		{0C6EFAF9-CE3E-4C11-8DD8-D7DABB206E5C}.Release|x64.Build.0 = Release|x64
 		{0C6EFAF9-CE3E-4C11-8DD8-D7DABB206E5C}.Release|x86.ActiveCfg = Release|x86
 		{0C6EFAF9-CE3E-4C11-8DD8-D7DABB206E5C}.Release|x86.Build.0 = Release|x86
+		{CAE652AF-6801-425E-AAF3-AB20DE7DF88E}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{CAE652AF-6801-425E-AAF3-AB20DE7DF88E}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{CAE652AF-6801-425E-AAF3-AB20DE7DF88E}.Debug|x64.ActiveCfg = Debug|x64
+		{CAE652AF-6801-425E-AAF3-AB20DE7DF88E}.Debug|x64.Build.0 = Debug|x64
+		{CAE652AF-6801-425E-AAF3-AB20DE7DF88E}.Debug|x86.ActiveCfg = Debug|x86
+		{CAE652AF-6801-425E-AAF3-AB20DE7DF88E}.Debug|x86.Build.0 = Debug|x86
+		{CAE652AF-6801-425E-AAF3-AB20DE7DF88E}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{CAE652AF-6801-425E-AAF3-AB20DE7DF88E}.Release|Any CPU.Build.0 = Release|Any CPU
+		{CAE652AF-6801-425E-AAF3-AB20DE7DF88E}.Release|x64.ActiveCfg = Release|x64
+		{CAE652AF-6801-425E-AAF3-AB20DE7DF88E}.Release|x64.Build.0 = Release|x64
+		{CAE652AF-6801-425E-AAF3-AB20DE7DF88E}.Release|x86.ActiveCfg = Release|x86
+		{CAE652AF-6801-425E-AAF3-AB20DE7DF88E}.Release|x86.Build.0 = Release|x86
 		{FF80D706-8309-4E02-BAC0-D28B4CBCF600}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
 		{FF80D706-8309-4E02-BAC0-D28B4CBCF600}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{FF80D706-8309-4E02-BAC0-D28B4CBCF600}.Debug|x64.ActiveCfg = Debug|Any CPU
@@ -771,6 +787,8 @@ Global
 		{0D85D957-6FF2-4620-B766-B708801D97F3} = {8DA7CBD9-F17E-41B6-90C4-CFF55848A25A}
 		{9549C1A4-CB57-4689-B3EB-F752F65F863F} = {8DA7CBD9-F17E-41B6-90C4-CFF55848A25A}
 		{0C6EFAF9-CE3E-4C11-8DD8-D7DABB206E5C} = {B27FAFDF-2DBA-4AB0-BA85-FD5F21D359D6}
+		{CAE652AF-6801-425E-AAF3-AB20DE7DF88E} = {7D4082EA-7AC9-4DFB-98E8-C5E08BDC0EC3}
+		{7D4082EA-7AC9-4DFB-98E8-C5E08BDC0EC3} = {ED0C35EB-7F31-4841-A24F-8EB708FFA959}
 		{FF80D706-8309-4E02-BAC0-D28B4CBCF600} = {B27FAFDF-2DBA-4AB0-BA85-FD5F21D359D6}
 		{CB6FA3C6-38E2-4DD1-AAB7-A705EFE114BC} = {8DA7CBD9-F17E-41B6-90C4-CFF55848A25A}
 	EndGlobalSection

scripts/build.ps1

@@ -195,6 +195,7 @@ function Publish-Package
     $dataCollectorProject = Join-Path $env:TP_ROOT_DIR "src\datacollector\datacollector.csproj"
 
     Write-Log "Package: Publish package\*.csproj"
+
 
     Publish-Package-Internal $packageProject $TPB_TargetFramework $fullCLRPackageDir
     Publish-Package-Internal $packageProject $TPB_TargetFrameworkCore $coreCLRPackageDir
@@ -245,7 +246,7 @@ function Publish-Package
     foreach($file in $loggers) {
         Write-Verbose "Move-Item $fullCLRPackageDir\$file $fullCLRExtensionsDir -Force"
         Move-Item $fullCLRPackageDir\$file $fullCLRExtensionsDir -Force
-		
+        
         Write-Verbose "Move-Item $coreCLRPackageDir\$file $coreCLRExtensionsDir -Force"
         Move-Item $coreCLRPackageDir\$file $coreCLRExtensionsDir -Force
     }
@@ -254,6 +255,26 @@ function Publish-Package
     Copy-PackageItems "Microsoft.TestPlatform.Build"
 
     Write-Log "Publish-Package: Complete. {$(Get-ElapsedTime($timer))}"
+
+    Publish-PlatfromAbstractions-Internal
+}
+
+function Publish-PlatfromAbstractions-Internal
+{
+    Write-Log "Publish-PlatfromAbstractions-Internal: Started."
+
+	$timer = Start-Timer
+	$fullCLRPackageDir = Get-FullCLRPackageDirectory
+    $coreCLRPackageDir = Get-CoreCLRPackageDirectory
+
+    $platformAbstraction = Join-Path $env:TP_ROOT_DIR "src\Microsoft.TestPlatform.PlatformAbstractions\bin\$TPB_Configuration"
+    $platformAbstractionNet46 = Join-Path $platformAbstraction $TPB_TargetFramework
+    $platformAbstractionNetCore = Join-Path $platformAbstraction $TPB_TargetFrameworkCore
+
+    Copy-Item $platformAbstractionNet46\* $fullCLRPackageDir -Force
+    Copy-Item $platformAbstractionNetCore\* $coreCLRPackageDir -Force
+
+    Write-Log "Publish-PlatfromAbstractions-Internal:: Complete. {$(Get-ElapsedTime($timer))}"
 }