make including ignored files optional (still default to true) so users can opt out for perf reasons

Author: paulgmiller

LibGit2Sharp/RepositoryStatus.cs

@@ -79,11 +79,15 @@ private static GitStatusOptions CreateStatusOptions(StatusOptions options)
                 Version = 1,
                 Show = (GitStatusShow)options.Show,
                 Flags =
-                    GitStatusOptionFlags.IncludeIgnored |
                     GitStatusOptionFlags.IncludeUntracked |
                     GitStatusOptionFlags.RecurseUntrackedDirs,
             };
 
+            if (options.IncludeIgnored )
+            {
+                coreOptions.Flags |= GitStatusOptionFlags.IncludeIgnored;
+            }
+
             if (options.DetectRenamesInIndex)
             {
                 coreOptions.Flags |=

LibGit2Sharp/StatusOptions.cs

@@ -35,6 +35,7 @@ public sealed class StatusOptions
         public StatusOptions()
         {
             DetectRenamesInIndex = true;
+            IncludeIgnored = true;
         }
 
         /// <summary>
@@ -84,5 +85,14 @@ public StatusOptions()
         /// Unaltered meaning the file is identical in the working directory, the index and HEAD.
         /// </remarks>
         public bool IncludeUnaltered { get; set; }
+
+        /// <summary>
+        /// Include ignored files when scanning for status
+        /// </summary>
+        /// <remarks>
+        /// ignored meaning present in .gitingore. Defaults to true for back compat but may improve perf to not include if you have thousands of ignored files.
+        /// </remarks>
+        public bool IncludeIgnored { get; set; }
+
     }
 }