Second iteration of source generated localized strings

- Strs renamed to strs
- Generic params will now default to object instead of string for convenient argument passing
- Many strings changed to use generated properties

src/NadekoBot/Modules/Administration/LogCommands.cs

@@ -69,7 +69,7 @@ namespace NadekoBot.Modules.Administration
                         return Format.Bold(x);
                     }));
 
-                await SendConfirmAsync(Format.Bold(GetText("log_events")) + "\n" +
+                await SendConfirmAsync(Format.Bold(GetText(strs.log_events)) + "\n" +
                     str)
                     .ConfigureAwait(false);
             }