Add possible StataNow18 path on Windows

Author: remlapmot

nbs/01_config.ipynb

@@ -101,6 +101,7 @@
     "    if _dir is None:\n",
     "        dirs = [r'C:\\Program Files\\StataNow19',\n",
     "                r'C:\\Program Files\\Stata19',\n",
+    "                r'C:\\Program Files\\StataNow18',\n",
     "                r'C:\\Program Files\\Stata18',\n",
     "                r'C:\\Program Files\\Stata17']\n",
     "    else:\n",

nbstata/config.py

@@ -22,6 +22,7 @@ def _win_find_path(_dir=None):
     if _dir is None:
         dirs = [r'C:\Program Files\StataNow19',
                 r'C:\Program Files\Stata19',
+                r'C:\Program Files\StataNow18',
                 r'C:\Program Files\Stata18',
                 r'C:\Program Files\Stata17']
     else: