Changed iterative fit to only fit to multicomponent data.

docs/Examples/1_getting_started.ipynb

@@ -32,6 +32,20 @@
     "```pip install -e.```<br/>"
    ]
   },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Moving neccessary files for example"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "Copy and paste the xml file named 'elementz.xml' from the 'data/xmls' folder to the Cantera data file located in 'Anaconda3/envs/thermo_env/Lib/site-packages/cantera' "
+   ]
+  },
   {
    "cell_type": "markdown",
    "metadata": {},