Add signup completion page

app/templates/signup.hbs

@@ -6,21 +6,7 @@
     </header>
 
     <div class="content text-lg">
-      <p>
-        You have already contributed to a Kosmos project, or you are interested
-        in contributing in the near future? Fantastic!
-      </p>
-      <p>
-        In order to earn kredits for your contributions, you will need a
-        registered contributor profile. The quickest way to register is by
-        connecting one of the following accounts:
-      </p>
-      <p class="actions">
-        <button {{action "connectGithub"}} class="icon">
-          {{icon-account-github-com}}
-          Connect GitHub
-        </button>
-      </p>
+      {{outlet}}
     </div>
   </section>
 

app/templates/signup/eth-account.hbs

@@ -0,0 +1,22 @@
+<p class="mg-bottom-md">
+  Kredits allow you to take part in project governance, and to earn rewards for
+  your contributions. For both, you will need an Ethereum wallet/account.
+</p>
+
+<form {{action "submit" on="submit"}}>
+  <p>
+    <label>
+      Ethereum account:<br>
+      {{input type="text" value=ethAddress
+              placeholder="0xF18E631Ea191aE4ebE70046Fcb01a436554421BA4"
+              class=(if isValidEthAccount "valid" "")}}
+    </label>
+  </p>
+</form>
+
+<p class="actions">
+  <button disabled={{signupButtonDisabled}}
+          {{action "completeSignup"}}>
+    Complete my profile
+  </button>
+</p>

app/templates/signup/index.hbs

@@ -0,0 +1,15 @@
+<p>
+  You have already contributed to a Kosmos project, or you are interested
+  in contributing in the near future? Fantastic!
+</p>
+<p>
+  In order to earn kredits for your contributions, you will need a
+  registered contributor profile. The quickest way to register is by
+  connecting one of the following accounts:
+</p>
+<p class="actions">
+  {{#link-to "signup.eth-account" class="button icon"}}
+    {{icon-account-github-com}}
+    Connect GitHub
+  {{/link-to}}
+</p>