People's Homepage links

Remove broken links, updated new homepages.

README.md

@@ -141,7 +141,7 @@ Recognition](http://nlp.stanford.edu/~socherr/pa4_ner.pdf) [zip](http://nlp.stan
 
 1. [Aaron Courville](http://aaroncourville.wordpress.com)
 2. [Abdel-rahman Mohamed](http://www.cs.toronto.edu/~asamir/)
-3. [Adam Coates](http://www.stanford.edu/~acoates/)
+3. [Adam Coates](http://cs.stanford.edu/~acoates/)
 4. [Alex Acero](http://research.microsoft.com/en-us/people/alexac/)
 5. [ Alex Krizhevsky ](http://www.cs.utoronto.ca/~kriz/index.html)
 6. [ Alexander Ilin ](http://users.ics.aalto.fi/alexilin/)
@@ -160,7 +160,7 @@ Recognition](http://nlp.stanford.edu/~socherr/pa4_ner.pdf) [zip](http://nlp.stan
 19. [ Christopher Manning ](http://nlp.stanford.edu/~manning/)
 20. [ Clement Farabet ](http://www.clement.farabet.net/)
 21. [ Dan Claudiu Cireșan ](http://www.idsia.ch/~ciresan/)
-22. [ David Reichert ](http://homepages.inf.ed.ac.uk/s0792415/)
+22. [ David Reichert ](http://serre-lab.clps.brown.edu/person/david-reichert/)
 23. [ Derek Rose ](http://mil.engr.utk.edu/nmil/member/5)
 24. [ Dong Yu ](http://research.microsoft.com/en-us/people/dongyu/default.aspx)
 25. [ Drausin Wulsin ](http://www.seas.upenn.edu/~wulsin/)
@@ -188,7 +188,7 @@ Recognition](http://nlp.stanford.edu/~socherr/pa4_ner.pdf) [zip](http://nlp.stan
 47. [ Joseph Turian ](http://www-etud.iro.umontreal.ca/~turian/)
 48. [ Joshua Matthew Susskind ](http://aclab.ca/users/josh/index.html)
 49. [ Jürgen Schmidhuber ](http://www.idsia.ch/~juergen/)
-50. [ Justin A. Blanco ](http://www.seas.upenn.edu/~blancoj/labsite.html)
+50. [ Justin A. Blanco ](https://sites.google.com/site/blancousna/)
 51. [ Koray Kavukcuoglu ](http://koray.kavukcuoglu.org/)
 52. [ KyungHyun Cho ](http://users.ics.aalto.fi/kcho/)
 53. [ Li Deng ](http://research.microsoft.com/en-us/people/deng/)