Admin panel (#496)

* Added the administrator role and functionality that comes with it  (#403)

* GRN-20: Added roles to the user model

* GRN-75: Added a view for admins to see their users

* GRN-77: Added Edit/Delete/Promote ability for admins

* GRN-71: Added admin account by default

* Changed the way locales are shown

* Updated the rest of the locales

* Changed the way available_locales are defined

* Updated locales in Russian

* Updated locaales for German

* Update user.rb

* Update admins.js

* GRN-15: Added the ability to change color and image from admin interface (#425)

* GRN-20: Added roles to the user model

* GRN-75: Added a view for admins to see their users

* GRN-77: Added Edit/Delete/Promote ability for admins

* GRN-71: Added admin account by default

* Changed the way locales are shown

* Updated the rest of the locales

* Changed the way available_locales are defined

* Updated locales in Russian

* Updated locaales for German

* GRN-15: Added the ability for admins to customize color and image

* Update user.rb

* Update user.rb

* Update routes.rb

* Update admins_controller.rb

* GRN-87:Added a super admin role and made changes to how to the design works (#430)

* GRN-20: Added roles to the user model

* GRN-75: Added a view for admins to see their users

* GRN-77: Added Edit/Delete/Promote ability for admins

* GRN-71: Added admin account by default

* Changed the way locales are shown

* Updated the rest of the locales

* Changed the way available_locales are defined

* Updated locales in Russian

* Updated locaales for German

* GRN-15: Added the ability for admins to customize color and image

* Added the super admin and completed the design tab

* Update user.rb

* Update themes_controller_spec.rb

* Update routes.rb

* Update admins_controller.rb

* Removed duplicated code that broke the build after last merge

* GRN-78: Restructured some of the views to make the UI more consistent and responsive (#435)

* GRN-20: Added roles to the user model

* GRN-75: Added a view for admins to see their users

* GRN-77: Added Edit/Delete/Promote ability for admins

* GRN-71: Added admin account by default

* GRN-15: Added the ability for admins to customize color and image

* Added the super admin and completed the design tab

* GRN-78: Cleaned up buttons and moved signin to its own page

* GRN-78: Moved the Rooms and Recordings link to nav bar

* Merge fix

* Views restructure fix (#458)

* Added cache to gitlab-ci.yml

* Restructured seed

* GRN2-99 -> GRN2-106: UI cleanup and refactoring (#478)

* GRN2-98: Change Fullname to Full name

* GRN2-105: Changed View Users to Manage Users

* GRN2-101/103: Updated email to match branding

* GRN2-100: Updated Email Sent flash to be more descriptive

* GRN2-104: Redirect user to sign in page w/ flash after clicking activation link

* GRN2-102: Changed the wording in the verification email

* GRN2-99: Added email form validation

* GRN2-106: Cleaned up Users list front end

* Fixes to rake and admin password validator for passing rubocop

* GRN2-113: Fixed issues with admin panel (#479)

* GRN2-116: Code clean up after restructure of views (#482)

* Removed unused references

* Rubocop

* Added pagination to admin view (#483)

* GRN2-114: Added the ability for admins to ban/unban users (#487)

* Added the ability for admins to ban and unban users

* Update sessions_helper.rb

*  Merge branch 'master' into admin-panel  (#492)

* Updated rubocop gem

* Updated rubocop and fixed issues (#490)

* Rubocop fixes

* GRN2-122: Updated sign in flow for admins and switch design tab to site settings (#489)

* Switched design tab to site settings

* Update _header with spaces instead of tabs

* Added more test cases to increase coverage (#494)

app/assets/stylesheets/application.scss

@@ -35,12 +35,17 @@
 @import "tabler-custom";
 
 @import "utilities/variables";
+@import "admins";
 @import "main";
 @import "rooms";
 @import "sessions";
 
 @import url(https://fonts.googleapis.com/css?family=Source+Sans+Pro:300,300i,400,400i,500,500i,600,600i,700,700i&subset=latin-ext);
 
+* {
+  outline: none !important;
+}
+
 html, body {
   position: relative;
   width: 100%;
@@ -77,10 +82,6 @@ a {
   width: 100%;
 }
 
-.table-responsive {
-  overflow: visible;
-}
-
 .background {
   background-color: $background-color;
 }
@@ -135,3 +136,34 @@ a {
     background-color: green !important;
   }
 }
+
+input:focus {
+    border-color: $primary !important;
+}
+
+.list-group-item-action.active {
+  color: $primary;
+}
+
+.header .header-nav {
+  color: $text-muted !important;
+
+  &:hover {
+    padding-bottom: 21px;
+    border-bottom: 1px solid $primary;
+  }
+
+  &.active {
+    color: $primary !important;
+    padding-bottom: 21px;
+    border-bottom: 1px solid $primary;
+  }
+}
+
+table {
+  thead {
+    th[data-order]:hover {
+      cursor: pointer;
+    }
+  }
+}