cleanup inc folder and add wordpress.com stuff

inc/extras.php

@@ -74,3 +74,40 @@ if ( ! function_exists( 'change_logo_class' ) ) {
 		return $html;
 	}
 }
+
+/**
+ * Display navigation to next/previous post when applicable.
+ */
+if ( ! function_exists( 'understrap_post_nav' ) ) :
+
+	function understrap_post_nav() {
+		// Don't print empty markup if there's nowhere to navigate.
+		$previous = ( is_attachment() ) ? get_post( get_post()->post_parent ) : get_adjacent_post( false, '', true );
+		$next     = get_adjacent_post( false, '', false );
+
+		if ( ! $next && ! $previous ) {
+			return;
+		}
+		?>
+
+		<div class="row">
+			<div class="col-md-12">
+				<nav class="navigation post-navigation">
+					<h2 class="sr-only"><?php _e( 'Post navigation', 'understrap' ); ?></h2>
+					<div class="nav-links">
+						<?php
+
+							if ( get_previous_post_link() ) {
+								previous_post_link( '<span class="nav-previous float-xs-left">%link</span>', _x( '<i class="fa fa-angle-left"></i>&nbsp;%title', 'Previous post link', 'understrap' ) );
+							}
+							if ( get_next_post_link() ) {
+								next_post_link( '<span class="nav-next float-xs-right">%link</span>',     _x( '%title&nbsp;<i class="fa fa-angle-right"></i>', 'Next post link', 'understrap' ) );
+							}
+						?>
+					</div><!-- .nav-links -->
+				</nav><!-- .navigation -->
+			</div>
+		</div>
+		<?php
+	}
+endif;

inc/style-wpcom.css

@@ -0,0 +1,7 @@
+/* 
+ * Theme Name: Components
+ *
+ * Add any WordPress.com-specific CSS here
+ *
+ * This file is enqueued in /inc/wpcom.php
+ */