Bump package version to 0.0.7

Instead of doing nothing at all

package.json

@@ -1,6 +1,6 @@
 {
     "name": "debreviator",
-    "version": "0.0.6",
+    "version": "0.0.7",
     "description": "Creates meaning by undoing your abbreviation.",
     "author": "Florine W. Dekker",
     "browser": "dist/bundle.js",

src/main/index.html

@@ -59,11 +59,13 @@
                 <input id="abbreviation" type="text" autofocus />
                 <small id="abbreviation-hint" data-hint-for="abbreviation"></small>
 
-                <button id="debreviate" type="button">Debreviate</button>
+                <button id="debreviate" type="submit">Debreviate</button>
             </form>
 
             <label for="debreviations">Debreviations</label>
             <textarea id="debreviations" readonly></textarea>
+
+            <p id="abbreviation-error"></p>
         </section>
         <footer id="footer"></footer>
     </div>

src/main/js/main.js

@@ -28,7 +28,7 @@ doAfterLoad(() => {
 
     const debreviate = () => {
         clearFormValidity(debreviateForm);
-        const abbreviation = abbreviationInput.value.trim();
+        const abbreviation = abbreviationInput.value.trim().toLowerCase();
         if (abbreviation === "") {
             showInputInvalid(abbreviationInput, "Abbreviation should be non-empty.");
             return;