Added functionality for stack flavor

setup/templates/steps/compose/01_config.html

@@ -1,5 +1,5 @@
 {% call macros.panel("info", "Step 2 - Initial configuration") %}
-<p>Before starting some variables must be st</p>
+<p>Before starting some variables must be set</p>
 
 <div class="form-group">
   <label>Root path: </label>
@@ -29,7 +29,7 @@
 <div class="form-group">
   <label>Choose how secure connections will behave </label>
   <br/>
-  <select name="tls_flavor">
+  <select class="btn btn-primary dropdown-toggle" name="tls_flavor">
   	{% for tlsflavor in ["letsencrypt", "cert", "notls", "mail", "mail-letsencrypt"] %}
   	<option value="{{ tlsflavor }}" >{{ tlsflavor }}</option>
   	{% endfor %}

setup/templates/steps/compose/02_services.html

@@ -26,7 +26,7 @@ accessing messages for beginner users.</p>
 <!--     {{ macros.radio("webmail_type", "rainloop", "Rainloop", "lightweight Webmail based on PHP, no database") }} -->
 <!--   </div> -->
   <br/>
-  <select name="webmail_type">
+  <select class="btn btn-primary dropdown-toggle" name="webmail_type">
   	{% for webmailtype in ["none", "roundcube", "rainloop"] %}
   	<option value="{{ webmailtype }}" >{{ webmailtype }}</option>
   	{% endfor %}

setup/templates/steps/compose/optional.html

@@ -1,16 +0,0 @@
-{% call macros.panel("info", "Step 4 - enable optional features") %}
-<p>Mailu also comes with less common optional features that you might wish
-to enable.</p>
-
-<p>The DAV service enables contacts and calendar storage through Mailu,
-it is especially userful when synchronizing your desktop and mobile devices.</p>
-
-<div class="form-group">
-  <label>Enable the DAV service (and path to the DAV service)</label>
-  <div class="input-group">
-    <div class="input-group-addon"><input type="checkbox" name="dav_enabled" checked></div>
-    <input class="form-control" type="text" name="admin_path" value="/webdav">
-  </div>
-</div>
-
-{% endcall %}