Examine v1.0.0 integration, it now builds! now to run tests and fixup

src/Umbraco.Examine/NoPrefixSimpleFsLockFactory.cs

@@ -0,0 +1,26 @@
+using System.IO;
+using Lucene.Net.Store;
+
+namespace Umbraco.Examine
+{
+    /// <summary>
+    /// A custom <see cref="SimpleFSLockFactory"/> that ensures a prefixless lock prefix
+    /// </summary>
+    /// <remarks>
+    /// This is a work around for the Lucene APIs. By default Lucene will use a null prefix however when we set a custom
+    /// lock factory the null prefix is overwritten.
+    /// </remarks>
+    public class NoPrefixSimpleFsLockFactory : SimpleFSLockFactory
+    {
+        public NoPrefixSimpleFsLockFactory(DirectoryInfo lockDir) : base(lockDir)
+        {
+        }
+
+        public override string LockPrefix
+        {
+            get => base.LockPrefix;
+            set => base.LockPrefix = null; //always set to null
+        }
+        
+    }
+}