Merge pull request ChristosChristofidis#91 from mtroiani/master

Remove broken link and update year in README.md

README.md

@@ -47,8 +47,7 @@
 5.  [A.I - Berkeley](https://courses.edx.org/courses/BerkeleyX/CS188x_1/1T2013/courseware/) by Dan Klein and Pieter Abbeel (2013)
 6.  [A.I - MIT](http://ocw.mit.edu/courses/electrical-engineering-and-computer-science/6-034-artificial-intelligence-fall-2010/lecture-videos/) by Patrick Henry Winston (2010)
 7.  [Vision and learning - computers and brains](http://web.mit.edu/course/other/i2course/www/vision_and_learning_fall_2013.html) by Shimon Ullman, Tomaso Poggio, Ethan Meyers @ MIT (2013)
-8.  [Convolutional Neural Networks for Visual Recognition - Stanford](http://vision.stanford.edu/teaching/cs231n/syllabus_winter2015.html) by Fei-Fei Li, Andrej Karpathy (2015)
-9.  [Convolutional Neural Networks for Visual Recognition - Stanford](http://vision.stanford.edu/teaching/cs231n/syllabus.html) by Fei-Fei Li, Andrej Karpathy (2016)
+9.  [Convolutional Neural Networks for Visual Recognition - Stanford](http://vision.stanford.edu/teaching/cs231n/syllabus.html) by Fei-Fei Li, Andrej Karpathy (2017)
 10.  [Deep Learning for Natural Language Processing - Stanford](http://cs224d.stanford.edu/)
 11.  [Neural Networks - usherbrooke](http://info.usherbrooke.ca/hlarochelle/neural_networks/content.html)
 12.  [Machine Learning - Oxford](https://www.cs.ox.ac.uk/people/nando.defreitas/machinelearning/) (2014-2015)