Change Markdown snippets, add verilog to build function

UltiSnips/markdown.snippets

@@ -1,5 +1,5 @@
 snippet link "Link to something"
-[${1:${VISUAL:Text}}](${3:http://schnick.duckdns.org}})$0
+[${1:${VISUAL:Text}}](${3})$0
 endsnippet
 
 snippet img "Image"
@@ -44,4 +44,3 @@ endsnippet
 snippet ,m "Math equation" A
 \$\$ $1 \$\$ $0
 endsnippet
-