Simplify Github links

Author: odow

Diff for: pages/governance.md

@@ -38,11 +38,11 @@ are the ultimate authority on the direction of the JuMP project.
 
 The current core contributors are:
 
-* [Miles Lubin (@mlubin)](https://github.com/mlubin)
-* [Benoît Legat (@blegat)](https://github.com/blegat)
-* [Joaquim Dias Garcia (@joaquimg)](https://github.com/joaquimg)
-* [Joey Huchette (@joehuchette)](https://github.com/joehuchette)
-* [Oscar Dowson (@odow)](https://github.com/odow)
+* Miles Lubin (@mlubin)
+* Benoît Legat (@blegat)
+* Joaquim Dias Garcia (@joaquimg)
+* Joey Huchette (@joehuchette)
+* Oscar Dowson (@odow)
 
 A new core contributor may be added by consensus of the current core
 contributors and notification to the [Steering Council].
@@ -57,7 +57,7 @@ but have stepped back to a less active role.
 
 The emeritus core contributors are:
 
-* [Iain Dunning (@iainnz)](https://github.com/iainnz)
+* Iain Dunning (@iainnz)
 
 A core contributor may choose to switch to emeritus status by informing the
 other [core contributors] and the [Steering Council].
@@ -103,11 +103,11 @@ annual summit. In addition, the Steering Council:
 
 The current members of the Steering Council are:
 
-* [Miles Lubin (Google)](https://github.com/mlubin)
-* [Juan Pablo Vielma (Google)](https://github.com/juan-pablo-vielma)
-* [Joey Huchette (Rice University)](https://github.com/joehuchette)
-* [Oscar Dowson](https://github.com/odow)
-* [Changhyun Kwon (U. South Florida)](https://github.com/chkwon)
+* Miles Lubin, Google (@mlubin)
+* Juan Pablo Vielma, Google (@juan-pablo-vielma)
+* Joey Huchette, Rice University (@joehuchette)
+* Oscar Dowson (@odow)
+* Changhyun Kwon, U. South Florida (@chkwon)
 
 A member of the Steering Council may leave the council by notifying the Steering
 Council and [core contributors]. The remaining members, in consultation with the