Merge pull request #1954 from erick2red/minor-docs-updates

Minor documentation updates

doc/Using-Omnisharp.md

@@ -2,6 +2,8 @@
 
 OmniSharp is a C# based console application that has a rich API to support code intelligence for the C# language.  With OmniSharp as the server, any text editor that supports plugins can be turned into a C# Development environment.
 
+OnmiSharp requires a fully functioning .NET Core SDK installed and available from the path. You should able to run `dotnet --info` from Omnisharp's environment. Install a .NET Core SDK from: [https://aka.ms/dotnet-download](https://aka.ms/dotnet-download). If a custom installation is to be used, follow the instructions [here](https://docs.microsoft.com/en-us/dotnet/core/install/macos#download-and-manually-install).
+
 This document is a rough overview of how to interact with OmniSharp, and what the various features are.
 
 ## Interfaces
@@ -21,7 +23,7 @@ When starting the server you must specify a solution file, or a directory where
 
     OmniSharp.exe -s <solutionPath>
 
-The server will detect the project and start up the project systems for the types of projects it finds.
+The server will detect the project and start up the project systems for the types of projects it finds. There's no way of loading new projects after the server has started.
 
 ## Verbose logging
 You can turn on verbose logging with the `-v` switch.
@@ -36,5 +38,10 @@ For historical reasons OmniSharp defaults to using one-based indices.   That mea
 
     OmniSharp.exe --zero-based-indices
 
+## Configuration options
+
+A detailed list of the exposed settings can be found in our [Wiki](wiki/Configuration-Options).
+
+
 ## Plugins
 TODO: Plugins will be supported in the future