Add symbolic link and void file handling

base/src/main/kotlin/de/staropensource/engine/base/utility/FileAccess.kt

@@ -690,6 +690,13 @@ class FileAccess {
      * If nothing exists at this location,
      * then nothing will be done.
      *
+     * If a symbolic link exists at this
+     * location, then the just symbolic link
+     * will be deleted, not the file or
+     * directory it's pointing to. To delete
+     * the target too, use [getLinkDestination]
+     * before calling this method.
+     *
      * @return this instance
      * @throws IOAccessException on IO error
      * @since v1-alpha10
@@ -700,10 +707,11 @@ class FileAccess {
             try {
                 logger.diag("Deleting '${unformatFromPath(path)}'")
 
-                if (file.isDirectory)
+                if (!isSymbolicLink() && file.isDirectory)
                     Files.walkFileTree(path, DeleteDirectoryVisitor(path))
 
                 Files.delete(path)
+            } catch (_: NoSuchFileException) {
             } catch (exception: Exception) {
                 throw IOAccessException("Unable to delete '${unformatFromPath(path)}'", exception)
             }