Updated and added notebooks on simple examples from docs.

tools/Jupyter notebooks/plot_Ascan.ipynb

@@ -45,9 +45,7 @@
    ],
    "source": [
     "%matplotlib inline\n",
-    "\n",
     "import os\n",
-    "\n",
     "from gprMax.receivers import Rx\n",
     "from tools.plot_Ascan import mpl_plot\n",
     "\n",

tools/Jupyter notebooks/plot_Bscan.ipynb

@@ -40,9 +40,7 @@
    ],
    "source": [
     "%matplotlib inline\n",
-    "\n",
     "import os\n",
-    "\n",
     "from tools.plot_Bscan import get_output_data, mpl_plot\n",
     "\n",
     "filename = os.path.join(os.pardir, os.pardir, 'user_models', 'cylinder_Bscan_2D_merged.out')\n",

tools/Jupyter notebooks/plot_antenna_params.ipynb

@@ -69,7 +69,6 @@
    "source": [
     "%matplotlib inline\n",
     "import os\n",
-    "\n",
     "from tools.plot_antenna_params import calculate_antenna_params, mpl_plot\n",
     "\n",
     "filename = os.path.join(os.pardir, os.pardir, 'user_models', 'antenna_wire_dipole_fs.out')\n",