feat(stepper): Add support for linear stepper#6116

Merged

g1shin merged 7 commits intoangular:stepperfrom

Aug 8, 2017

Commits on Jul 28, 2017

Add form controls and custom error state matcher
jwshinjwshin
committed

Commits on Jul 31, 2017

Modify form controls for stepper-demo and add custom validator
jwshinjwshin
committed

Commits on Aug 3, 2017

Move custom step validation function so that users can simply import and use
jwshinjwshin
committed

Commits on Aug 7, 2017

Commits on Aug 8, 2017