Use correct directory when importing other file

YesNt.Interpreter/Runtime/YesNtInterpreter.cs

@@ -258,6 +258,8 @@ namespace YesNt.Interpreter.Runtime
 
         private bool LoadFile(string path)
         {
+            path = Path.GetFullPath(path);
+
             if (!File.Exists(path))
             {
                 Console.WriteLine($"File \"{path}\" not found!");
@@ -272,6 +274,8 @@ namespace YesNt.Interpreter.Runtime
                 return false;
             }
 
+            runtimeInfo.WorkingDirectory = Path.GetDirectoryName(path);
+
             for (int i = 0; i < lines.Length; i++)
             {
                 runtimeInfo.Lines.Add(new Line(lines[i], Path.GetFileName(path), i));

YesNt.Interpreter/Statements/ProcessingStatements.cs

@@ -86,6 +86,8 @@ namespace YesNt.Interpreter.Statements
         [Statement("imp", SearchMode.StartOfLine, SpaceAround.End, ConsoleColor.Magenta)]
         public void Import(string path)
         {
+            path = Path.Combine(RuntimeInfo.WorkingDirectory, path);
+
             if (string.IsNullOrEmpty(Path.GetExtension(path)))
             {
                 path = Path.ChangeExtension(path, "ynt");