Fix configuration conflict exceptions

src/Tgstation.Server.Host/Components/StaticFiles/Configuration.cs

@@ -216,10 +216,6 @@ namespace Tgstation.Server.Host.Components.StaticFiles
 							Path = configurationRelativePath
 						};
 					}
-					catch (IOException e)
-					{
-						logger.LogDebug("IOException while reading {0}: {1}", path, e);
-					}
 					catch (UnauthorizedAccessException)
 					{
 						//this happens on windows, dunno about linux
@@ -308,10 +304,6 @@ namespace Tgstation.Server.Host.Components.StaticFiles
 							Path = configurationRelativePath
 						};
 					}
-					catch (IOException e)
-					{
-						logger.LogDebug("IOException while writing {0}: {1}", path, e);
-					}
 					catch (UnauthorizedAccessException)
 					{
 						//this happens on windows, dunno about linux

src/Tgstation.Server.Host/Controllers/ConfigurationController.cs

@@ -1,6 +1,7 @@
 using Microsoft.AspNetCore.Mvc;
 using Microsoft.Extensions.Logging;
 using System;
+using System.IO;
 using System.Net;
 using System.Threading;
 using System.Threading.Tasks;
@@ -54,12 +55,23 @@ namespace Tgstation.Server.Host.Controllers
 			{
 				var newFile = await config.Write(model.Path, AuthenticationContext.SystemIdentity, model.Content, model.LastReadHash, cancellationToken).ConfigureAwait(false);
 				if (newFile == null)
-					return Conflict();
+					return Conflict(new ErrorMessage
+					{
+						Message = ""
+					});
 
 				newFile.Content = null;
 
 				return model.LastReadHash == null ? (IActionResult)StatusCode((int)HttpStatusCode.Created, newFile) : Json(newFile);
 			}
+			catch(IOException e)
+			{
+				Logger.LogInformation("IOException while updating file {0}: {1}", model.Path, e);
+				return Conflict(new ErrorMessage
+				{
+					Message = e.Message
+				});
+			}
 			catch (NotImplementedException)
 			{
 				return StatusCode((int)HttpStatusCode.NotImplemented);
@@ -87,6 +99,14 @@ namespace Tgstation.Server.Host.Controllers
 
 				return Json(result);
 			}
+			catch (IOException e)
+			{
+				Logger.LogInformation("IOException while reading file {0}: {1}", filePath, e);
+				return Conflict(new ErrorMessage
+				{
+					Message = e.Message
+				});
+			}
 			catch (NotImplementedException)
 			{
 				return StatusCode((int)HttpStatusCode.NotImplemented);

src/Tgstation.Server.Host/Controllers/RepositoryController.cs

@@ -330,7 +330,6 @@ namespace Tgstation.Server.Host.Controllers
 			var api = canRead ? currentModel.ToApi() : new Repository();
 			var repoManager = instanceManager.GetInstance(Instance).RepositoryManager;
 
-
 			if (canRead)
 			{
 				if (repoManager.CloneInProgress)