Merge pull request #171 from sleepingAgain/master

fixed typo

14-Adaptive-Filtering.ipynb

@@ -758,7 +758,7 @@
     "bp.plot_track(t, xs2)\n",
     "bp.plot_filter(t, kxs2[:, 0], label='KF')\n",
     "plt.legend(loc=4)\n",
-    "bp.set_labels(title='Constant Acceration Kalman Filter',\n",
+    "bp.set_labels(title='Constant Acceleration Kalman Filter',\n",
     "              x='time (sec)', y='X')"
    ]
   },