Change feature search from v-autocomplete to combobox to allow user input

src/components/Features.vue

@@ -31,31 +31,31 @@
 
     <!-- Input Fields for Search -->
     <v-flex xs12 md3>
-      <v-autocomplete
+      <v-combobox
         v-model="feature_category"
         :items="feature_categories_glossary"
         label="Category"
         @keyup.enter.native="validate"
         >
-    </v-autocomplete>
+    </v-combobox>
     </v-flex>
     <v-flex xs12 md3>
-      <v-autocomplete
+      <v-combobox
         v-model="feature_type"
         :items="feature_types_glossary"
         label="Types"
         @keyup.enter.native="validate"
         >
-      </v-autocomplete>
+      </v-combobox>
     </v-flex>
     <v-flex xs12 md3>
-      <v-autocomplete
+      <v-combobox
         v-model="feature_subtype"
         :items="feature_subtypes_glossary"
         label="Subtypes"
         @keyup.enter.native="validate"
         >
-    </v-autocomplete>
+    </v-combobox>
     </v-flex>
 
     <!-- Search Buttons -->