added support for linkedin personal and company profile

Author: DoctorD90

_config.yml

@@ -24,6 +24,8 @@ your_name                                 : Emil Baehr
 your_link                                 : https://emilbaehr.com                     
 your_city                                 : Copenhagen                                
 email_address                             : [email protected]
+linkedin_username                         :                                           
+linkedin_company                          :                                           
 facebook_username                         :                                           
 instagram_username                        : ebaehr
 twitter_username                          : ebaehr

_includes/footer.html

@@ -4,6 +4,24 @@
 	{% endif %}
 	<div class="footerIcons">
 
+		{% if site.linkedin_username %}
+			<a href="https://linkedin.com/in/{{ site.linkedin_username }}">
+				<span class="fa-stack fa-1x">
+					<i class="socialIconBack fas fa-circle fa-stack-2x"></i>
+					<i class="socialIconTop fab fa-linkedin fa-stack-1x"></i>
+				</span>
+			</a>
+		{% endif %}
+
+		{% if site.linkedin_company %}
+			<a href="https://linkedin.com/company/{{ site.linkedin_company }}">
+				<span class="fa-stack fa-1x">
+					<i class="socialIconBack fas fa-circle fa-stack-2x"></i>
+					<i class="socialIconTop fab fa-linkedin fa-stack-1x"></i>
+				</span>
+			</a>
+		{% endif %}
+
 		{% if site.facebook_username %}
 			<a href="https://facebook.com/{{ site.facebook_username }}">
 				<span class="fa-stack fa-1x">