feat(signin): use XO 5 style (#394)

Fixes vatesfr/xo-web#1161

signin.pug

@@ -6,54 +6,44 @@ html
     meta(name = 'viewport' content = 'width=device-width, initial-scale=1.0')
     title Xen Orchestra
     meta(name = 'author' content = 'Vates SAS')
-    link(rel = 'stylesheet' href = 'styles/main.css')
+    link(rel = 'stylesheet' href = 'index.css')
-    link(rel = 'stylesheet' href = 'v4/styles/main.css')
+  body(style = 'display: flex; height: 100vh;')
-  body
+    div(style = 'margin: auto; width: 20em;')
-    .container
+      div.m-b-2(style = 'display: flex;')
-      .row-login
+        img(src = 'assets/logo.png' style = 'margin: auto;')
-        .page-header
+      h2.text-xs-center.m-b-2 Xen Orchestra
-          img(src = 'images/logo_small.png')
+      form(action = 'signin/local' method = 'post')
-          h2 Xen Orchestra
-          form.form-horizontal(action = 'signin/local' method = 'post')
         fieldset
-              legend.login
-                h3 Sign in
           if error
             p.text-danger #{error}
-              .form-group
+          .input-group.m-b-1
-                .col-sm-12
-                  .input-group
             span.input-group-addon
               i.xo-icon-user.fa-fw
-                    input.form-control.input-sm(
+            input.form-control(
               name = 'username'
               type = 'text'
               placeholder = 'Username'
               required
             )
-              .form-group
+          .input-group.m-b-1
-                .col-sm-12
-                  .input-group
             span.input-group-addon
               i.fa.fa-key.fa-fw
-                    input.form-control.input-sm(
+            input.form-control(
               name = 'password'
               type = 'password'
               placeholder = 'Password'
               required
             )
-              .form-group
-                .col-sm-5
           .checkbox
             label
               input(
                 name = 'remember-me'
                 type = 'checkbox'
               )
+              |  
               | Remember me
-              .form-group
+          div
-                .col-sm-12
+            button.btn.btn-block.btn-info
-                  button.btn.btn-login.btn-block.btn-success
               i.fa.fa-sign-in
               |  Sign in
           each label, id in strategies

src/index.js

@@ -179,7 +179,7 @@ async function setUpPassport (express, xo) {
       next()
     } else if (req.cookies.token) {
       next()
-    } else if (/favicon|fontawesome|images|styles/.test(url)) {
+    } else if (/favicon|fontawesome|images|styles|\.(?:css|jpg|png)$/.test(url)) {
       next()
     } else {
       req.flash('return-url', url)