Update copyright to 2018.

Change-Id: I396c5c49007854a2a11a682e78c1edc77782c39f
diff --git a/_includes/footer.html b/_includes/footer.html
index 1a97d92..837cb01 100644
--- a/_includes/footer.html
+++ b/_includes/footer.html
@@ -1,7 +1,7 @@
 <footer class="site-footer">
 
   <div class="wrapper">
-    <p class="text">&copy; 2014 to 2017 Team Win LLC.<br>Use of this site constitutes agreement to our <a href="https://twrp.me/terms/termsofservice.html">Terms of Service</a> and our <a href="https://twrp.me/terms/cookiepolicy.html">use of cookies</a></p>
+    <p class="text">&copy; 2014 to 2018 Team Win LLC.<br>Use of this site constitutes agreement to our <a href="https://twrp.me/terms/termsofservice.html">Terms of Service</a> and our <a href="https://twrp.me/terms/cookiepolicy.html">use of cookies</a></p>
     <div class="footer-col-wrapper">
 
       <div class="footer-col  footer-col-2">