add researchgate profile url

_config.yml

@@ -11,7 +11,7 @@ title                    : "Personal Homepage"
 title_separator          : "-"
 name                     : &name "Robert Rauch"
 description              : &description "personal description"
-url                      : http://www.iaa.tu-bs.de # the base hostname & protocol for your site e.g. "https://mmistakes.github.io"
+url                      : http://www.iaa.tu-bs.de
 baseurl                  : "/robrauch" # the subpath of you
 future                   : true
 read_more                : "disabled" # if enabled, adds "Read more" links to excerpts
@@ -84,7 +84,7 @@ author:
   pubmed           : 
   googlescholar    : "https://scholar.google.de/citations?user=DqJYKTwAAAAJ&hl=de"
   email            :
-  researchgate     :  
+  researchgate     : "https://www.researchgate.net/profile/Robert_Rauch6"
   uri              :
   bitbucket        :
   codepen          :