Added signup form

Author: rogerhoward

Diff for: _includes/signin.html

@@ -0,0 +1,9 @@
+<form action="https://getsimpleform.com/messages?form_api_token=00b8faf1c4f06947f27ead284f44bee3" method="post">
+  <!-- the redirect_to is optional, the form will redirect to the referrer on submission -->
+  <input type='hidden' name='redirect_to' value='http://www.codeandcoffeelb.org/signin/done' />
+  <!-- all your input fields here.... -->
+  <input id="form_full_name" name="full_name" placeholder="Full Name" size="50" type="text" /><br>
+  <input id="form_email_address" name="email_address" placeholder="Email Address" size="50" type="text" /><br><br>
+  <input type='submit' value='Join Code + Coffee' />
+</form>
+      

Diff for: signedin.html

@@ -0,0 +1,11 @@
+---
+profile: false
+title: "Welcome to Code and Coffee, Long Beach"
+permalink: signin/done
+---
+<!-- {% include hero.html %} -->
+
+Thanks for joining us! Next, please create a <a href="/members">member page</a> by following the instructions at the bottom of the <a href="/members">members directory</a>.
+
+{% include footer.html %}
+<!-- {% include follow.html %} -->

Diff for: signin.html

@@ -0,0 +1,13 @@
+---
+profile: false
+title: "Welcome to Code and Coffee, Long Beach"
+permalink: signin/
+---
+<!-- {% include hero.html %} -->
+
+<h3>Join Code + Coffee today!</h3>
+
+{% include signin.html %}
+
+{% include footer.html %}
+<!-- {% include follow.html %} -->