Update to 1.7.0 (#477)

Author: pdeligia

Common/version.props

@@ -1,7 +1,7 @@
 <!-- This file may be overwritten by automation. Only values allowed here are VersionPrefix and VersionSuffix.  -->
 <Project>
   <PropertyGroup>
-    <VersionPrefix>1.6.10</VersionPrefix>
+    <VersionPrefix>1.7.0</VersionPrefix>
     <VersionSuffix></VersionSuffix>
   </PropertyGroup>
 </Project>

Docs/Images/TraceViewer/trace_viewer_0.png

@@ -30,7 +30,6 @@ Learn how to use the P# testing infrastructure to write unit-tests, thoroughly c
 ## Tools
 The following provides information regarding the available tools in the P# ecosystem:
 - [P# Compiler](Tools/Compiler.md)
-- [P# Trace Viewer](Tools/TraceViewer.md)
 - [P# Race Detector](Tools/RaceDetection.md)
 - [P# Batch Tester](https://github.com/p-org/PSharpBatchTesting)
 

Docs/Images/TraceViewer/trace_viewer_1.png

@@ -12,6 +12,6 @@
     <OutputPath>..\bin\</OutputPath>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="Microsoft.PSharp" Version="1.6.10" />
+    <PackageReference Include="Microsoft.PSharp" Version="1.7.0" />
   </ItemGroup>
 </Project>

Docs/Images/TraceViewer/trace_viewer_2.png

@@ -10,6 +10,6 @@
     <OutputPath>..\bin\</OutputPath>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="Microsoft.PSharp" Version="1.6.10" />
+    <PackageReference Include="Microsoft.PSharp" Version="1.7.0" />
   </ItemGroup>
 </Project>

Docs/Images/TraceViewer/trace_viewer_3.png

@@ -6,8 +6,6 @@
 using System;
 using System.Collections.Generic;
 using System.Runtime.Serialization;
-
-using Microsoft.PSharp.IO;
 using Microsoft.PSharp.Utilities;
 
 namespace Microsoft.PSharp