small fixes

Author: Pablo Henrique Penha Silva

src/components/mdCheckbox/mdCheckbox.vue

@@ -5,7 +5,7 @@
       <md-ink-ripple :md-disabled="disabled" />
     </div>
 
-    <label :for="id || name" class="md-checkbox-label" v-if="$slots.default" @click="toggleCheck">
+    <label :for="id || name" class="md-checkbox-label" v-if="$slots.default" @click.prevent="toggleCheck">
       <slot></slot>
     </label>
   </div>
@@ -27,7 +27,7 @@
     mixins: [theme],
     data() {
       return {
-        checked: this.value
+        checked: this.value || false
       };
     },
     computed: {

src/components/mdChips/mdChips.vue

@@ -42,6 +42,10 @@
     props: {
       value: Array,
       disabled: Boolean,
+      debounce: {
+        type: Number,
+        default: 1E2
+      },
       mdInputId: String,
       mdInputName: String,
       mdInputPlaceholder: String,

src/components/mdInputContainer/common.js

@@ -3,7 +3,7 @@ export default {
     value: [String, Number],
     debounce: {
       type: Number,
-      default: 3E2
+      default: 1E2
     },
     disabled: Boolean,
     required: Boolean,

src/components/mdInputContainer/mdInputContainer.vue

@@ -4,7 +4,7 @@
 
     <span class="md-count" v-if="enableCounter">{{ inputLength }} / {{ counterLength }}</span>
 
-    <md-button tabindex="-1" class="md-icon-button md-toggle-password" @click="togglePasswordType" v-if="mdHasPassword">
+    <md-button tabindex="-1" class="md-icon-button md-toggle-password" @click.prevent="togglePasswordType" v-if="mdHasPassword">
       <md-icon>{{ showPassword ? 'visibility_off' : 'visibility' }}</md-icon>
     </md-button>