Navigation: Unified cloud navigation

* Removed main drop down menu
* Added "My cloud" to user menu
* Attract/Flamenco is found under Production Tools menu
* Attract/Flamenco has the same navigation as its project

src/styles/components/_navbar.sass

@@ -306,3 +306,35 @@ body.has-overlay
 			visibility: hidden
 			display: none !important
 
+.navbar
+	.pi-blender-cloud-logo
+		/* Ugly hack to make the logo line up with the other links */
+		width: 5.5em
+		font-size: 1.6em
+		margin-top: calc((-1.6em + 1em) / 2)	// use same vertical space as font-size 1em
+		margin-bottom: calc((-1.6em + 1em) / 2) //
+
+.navbar-toggler
+	border: none
+
+// Mobile layout
+@include media-breakpoint-down(sm)
+	.navbar
+		.navbar-collapse 
+			position: absolute
+			background-color: $body-bg
+			top: 100%
+			flex-direction: column
+			align-items: start
+			transition: unset
+			box-shadow: 1px 1px 0 rgba(black, .1), 0 5px 50px rgba(black, .25)
+
+			.dropdown-menu
+				top: 0
+				left: 100%
+
+	.project
+		.navbar
+			.navbar-collapse 
+				.nav-link
+					color: $color-text !important

src/styles/components/_search.sass

@@ -23,15 +23,18 @@
 #qs-toggle
 	opacity: 1
 	visibility: visible
+	display: block
 
 .quick-search
 	opacity: 0
 	transition: opacity $short-transition
 	visibility: hidden
+	display: none
 
-.quick-search.show
-	opacity: 1
-	visibility: visible
+	&.show
+		opacity: 1
+		visibility: visible
+		display: block
 
 .qs-input
 	&.show input