add rise to environment.yml to play the quantum coin game in interactive mode on binder (#703)

* added rise to environment.yml

* Update Quantum-Coin-Game.ipynb

minor updates

Author: JanLahmann

games/Quantum-Coin-Game.ipynb

@@ -13,7 +13,11 @@
     "A quantum coin game to illustrate the power of quantum superposition and interference - implemented by [Jan-R. Lahmann](https://twitter.com/JanLahmann) using [Qiskit](http://qiskit.org), [binder](https://mybinder.org) and [RISE](https://rise.readthedocs.io/).\n",
     "\n",
     "Inspired by the TED talk of Shohini Ghose  \n",
-    "[\"Quantum computing explained in 10 minutes\"](https://www.ted.com/talks/shohini_ghose_quantum_computing_explained_in_10_minutes)  \n",
+    "[\"Quantum computing explained in 10 minutes\"](https://www.ted.com/talks/shohini_ghose_quantum_computing_explained_in_10_minutes)\n",
+    "\n",
+    "The latest version of this notebook is available on https://github.com/Qiskit/qiskit-tutorials/tree/master/community/games.\n",
+    "\n",
+    "Click [here](https://ibm.biz/QiskitCoinGame) to run this notebook interactively in your browser.\n",
     "\n",
     "(hit space or right arrow to move to next slide)"
    ]
@@ -890,7 +894,7 @@
     "\n",
     "$$ H(\\; X( H(|0\\rangle) ) \\;) = H(\\; H(|0\\rangle)\\; ) = |0\\rangle $$\n",
     "\n",
-    "[These charts](https://github.com/JanLahmann/Fun-with-Quantum/raw/master/QuantumTheory-for-QuantumCoinGame.pdf) explain a bit more of the quantum theory and formlism required to prove the above identities, in case you are interested."
+    "[These charts](https://github.com/JanLahmann/Fun-with-Quantum/raw/master/QuantumTheory-for-QuantumCoinGame.pdf) explain a bit more of the quantum theory and formalism required to prove the above identities, in case you are interested."
    ]
   },
   {
@@ -949,7 +953,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.7.3"
+   "version": "3.6.0"
   },
   "latex_envs": {
    "bibliofile": "biblio.bib",