Added and applied styles for private readonly fields, private fields to Extensions and Common folders.

- Some renamings and code cleanups
- Chained method calls, binary expressions and binary patterns will now break into newlines
- Type param constraints and base constructor calls will be on the new line

src/NadekoBot/Common/ModuleBehaviors/ILateBlocker.cs

@@ -3,6 +3,6 @@
 public interface ILateBlocker
 {
     public int Priority { get; }
-        
+
     Task<bool> TryBlockLate(ICommandContext context, string moduleName, CommandInfo command);
 }