Adding major contributors (#606)

* Adding major contributors. Changing links to GH profiles.

README.md

@@ -32,13 +32,17 @@ A complete list of contributors can be found [here](https://github.com/choderala
 
 Major contributors include:
 
-* Andrea Rizzi `<[email protected]>` (WCMC)
-* John D. Chodera `<[email protected]>` (MSKCC)
-* Levi N. Naden `<[email protected]>` (MSKCC)
-* Patrick Grinaway `<[email protected]>` (MSKCC)
-* Kyle A. Beauchamp `<[email protected]>` (MSKCC)
-* Josh Fass `<[email protected]>` (MSKCC)
-* Bas Rustenburg `<[email protected]>` (MSKCC)
-* Gregory Ross `<[email protected]>` (MSKCC)
-* David W.H. Swenson `<[email protected]>`
-* Hannah Bruce Macdonald `<hannah.brucemacdonald>` (MSKCC)
+* [Andrea Rizzi](https://github.com/andrrizzi) 
+* [John D. Chodera](https://github.com/jchodera)
+* [Levi N. Naden](https://github.com/Lnaden)
+* [Patrick Grinaway](https://github.com/pgrinaway)
+* [Kyle A. Beauchamp](https://github.com/kyleabeauchamp)
+* [Josh Fass](https://github.com/maxentile)
+* [Bas Rustenburg](https://github.com/bas-rustenburg)
+* [Gregory Ross](https://github.com/gregoryross)
+* [David W.H. Swenson](https://github.com/dwhswenson)
+* [Hannah Bruce Macdonald](https://github.com/hannahbrucemacdonald)
+* [Iván Pulido](https://github.com/ijpulidos)
+* [Ivy Zhang](https://github.com/zhang-ivy)
+* [Dominic Rufa](https://github.com/dominicrufa)
+* [Mike Henry](https://github.com/mikemhenry)