Fixed /navigateTo with static constructors.

Add reference to ID string format documentation to Command Line.txt
Closes #256

ILSpy/XmlDoc/XmlDocKeyProvider.cs

@@ -50,6 +50,8 @@ namespace ICSharpCode.ILSpy.XmlDoc
 				b.Append('.');
 				if (member.Name == ".ctor")
 					b.Append("#ctor");
+				else if (member.Name == "..ctor")
+					b.Append("#cctor");
 				else
 					b.Append(member.Name);
 				IList<ParameterDefinition> parameters;

doc/Command Line.txt

@@ -25,9 +25,11 @@ Available options:
     /clearList         Clears the assembly list before loading the specified assemblies.
                        [Note: Assembly Lists are not yet implemented]
     
-    /navigateTo:tag    Navigates to the member specified by the given XML documentation tag.
+    /navigateTo:tag    Navigates to the member specified by the given ID string.
                        The member is searched for only in the assemblies specified on the command line.
                        Example: 'ILSpy ILSpy.exe /navigateTo:T:ICSharpCode.ILSpy.CommandLineArguments'
+                       
+                       The syntax of ID strings is described in appendix A of the C# language specification.
     
     /language:name     Selects the specified language.
                        Example: 'ILSpy /language:C#' or 'ILSpy /language:IL'