v0.9.8

New elements

• Added mat-snackbar
• Added mat-toast
• Added xp-pressed-styles
• Added xp-object-behavior
• Added xp-overlay-styles
• Added xp-toast-behavior
• Added xp-toast-styles

Updates

• Implemented custom input validation
• Updated all elements to support Polymer 1.1
• Updated mat-settings

Fixes

• Minor bug fixes