Various changes

mobile-friendly ui updates
admin user-edit bugfix
file cleanup
added searchFields
add blog search
remove unused code
add maintenance mode config

app/views/install/models.html

@@ -3,7 +3,7 @@
     <div class="row justify-content-center">
         <div class="col-md-10">
             <p class="my-4">All models are required for proper installation of The Tempus Project. In this step, we will add the database tables required for these models. In the next step, you'll be able to select which plugins you would like installed.</p>
-            <form action="" method="post" class="form-horizontal">
+            <form method="post">
                 <table class="table table-striped">
                     <thead>
                         <tr>