Merge pull request #606 from jamestalton/fix-number-button-type

fix(number): Fix number button type

Author: zvonimirfras

src/number-input/number.component.ts

@@ -78,13 +78,15 @@ export class NumberChange {
 				<div *ngIf="!skeleton" class="bx--number__controls">
 					<button
 						class="bx--number__control-btn up-icon"
+						type="button"
 						aria-live="polite"
 						aria-atomic="true"
 						(click)="onIncrement()">
 						<ibm-icon-caret-up16></ibm-icon-caret-up16>
 					</button>
 					<button
 						class="bx--number__control-btn down-icon"
+						type="button"
 						aria-live="polite"
 						aria-atomic="true"
 						(click)="onDecrement()">
@@ -211,13 +213,13 @@ export class Number implements ControlValueAccessor {
 	 * Called when number input is blurred. Needed to properly implement `ControlValueAccessor`.
 	 * @memberof Number
 	 */
-	onTouched: () => any = () => {};
+	onTouched: () => any = () => { };
 
 	/**
 	 * Method set in `registerOnChange` to propagate changes back to the form.
 	 * @memberof Number
 	 */
-	propagateChange = (_: any) => {};
+	propagateChange = (_: any) => { };
 
 	/**
 	 * Adds 1 to the current `value`.