updated about, email links, sign up form

diff --git a/content/stands/opentap b/content/stands/opentap
index fd9bc6888174ebc7228aa8c48d066ad53f540cf0..87dcee100fa8e4e0c1818a8e22e3da77561c5693 160000 (submodule)
--- a/content/stands/opentap
+++ b/content/stands/opentap
@@ -1 +1 @@
-Subproject commit fd9bc6888174ebc7228aa8c48d066ad53f540cf0
+Subproject commit 87dcee100fa8e4e0c1818a8e22e3da77561c5693