Add some shields to show projects status

[BADF00D]

Prerequisites

• [x] I have written a descriptive issue title
• [x] I have verified that I am running the latest version of DisposableFixer: YOUR_VERSION
• [x] I have searched open and closed issues to ensure it has not already been reported

Description

Add some shields to show the status of the project:

• Test Count: (Add Appveyor TestLogger)[https://stackoverflow.com/questions/48235374/net-core-unit-tests-not-shown-in-appveyor-tests-window-and-badge] **
• (Code Coverage)[https://shields.io/category/coverage]
• Open/Closed PR Opened: Closed:
• Open/Closed Issues Opened Issues: Closed Issues: Bugs: Feature Requests:
• (Code Analysis)[https://shields.io/category/analysis]
• (Downloads NuGet/VS gallery)[https://shields.io/category/downloads]
• Contributers:
• Last Commit:
• Version: NuGet

Source Code

```csharp ``` ### Screenshot