Add switch for binarization

app/templates/services/ocr.html.j2

@@ -88,8 +88,7 @@
               {% endfor %}
             </div>
           </div>
-        </div>
-        <div class="row">
+          <div class="col s12"></div>
           <div class="col s12 m6">
             <div class="file-field input-field">
               <div class="btn">
@@ -114,6 +113,23 @@
               {% endfor %}
             </div>
           </div>
+          <div class="col s12"></div>
+          <div class="col s12">
+            <div class="switch right-align">
+              <label>
+                Perform binarization
+                {{ new_ocr_job_form.binarization() }}
+                <span class="lever"></span>
+              </label>
+            </div>
+            <div class="switch right-align">
+              <label>
+                Split pages in half
+                <input type="checkbox" disabled>
+                <span class="lever"></span>
+              </label>
+            </div>
+          </div>
         </div>
       </div>
       <div class="card-action right-align">