Share link expiration update and small fixes

app/main/routes.py

@@ -33,7 +33,7 @@ def dashboard():
     ]
     corpora = [
         c.to_json_serializeable() for c
-        in Corpus.query.filter(Corpus.is_public == True).all()
+        in Corpus.query.filter(Corpus.is_public == True, Corpus.user != current_user).all()
     ]
     return render_template('main/dashboard.html.j2', title='Dashboard', users=users, corpora=corpora)