Fixed Known Issues for minor review comments (#453)

* Fixed known issues for review comments

Documentation/KnownIssues/README.md

@@ -1,6 +1,6 @@
 # .NET Framework Known Issues
 
-The following links provide the known issues, about the various .NET Framework releases, as they existed at the time of release. They describe the underlying issue and how to resolve them. 
+The following links provide the known issues about the various .NET Framework versions at the time of their release. They describe the underlying issue and how to resolve them. 
 
 - [.NET Framework 4.7](http://go.microsoft.com/fwlink/?LinkId=825308)
 - [.NET Framework 4.6.2](http://go.microsoft.com/fwlink/?LinkId=780606)

Documentation/KnownIssues/Template/NETFXKnownIssuesTemplate.md

@@ -1,5 +1,5 @@
 ## [|Known Issue Title|]
-// There is no built in way to do comments in Markdown, so this C# style comment used to mark comments. Please REMOVE ALL COMMENTS before submission.
+// There is no built-in way to do comments in Markdown, so this template uses a C#-style comment to mark comments. Please REMOVE ALL COMMENTS before submission.
 // Please use proper markdown syntax for code snippets. See http://daringfireball.net/projects/markdown/syntax for examples.
 // Entries with [| ... |] are fields that must be updated.
 
@@ -12,8 +12,8 @@
 
 ### Resolution
 [|Description of the resolution|]
-// Add the steps that will allow users to resolve the underlying problem including any work arounds. 
-// In future, if there is a fix available then also update this page with the latest information or future update/hotfix link.
+// Add the steps that will allow users to resolve the underlying problem including any workarounds. 
+// In future, if there is a fix available, then also update this page with the latest information or future update/hotfix link.
 
 ### More information
 // This is an optional section. Add any other relevant information, if available, like link(s) to help docs, blog etc.