Make ‘template type’ radio buttons not <select>

Because burn your select tags[1]

This commit hard codes the markup for the time being until I can work out how
to get WTForms outputting the markup I want.

1. https://www.youtube.com/watch?v=CUkMCQR4TpY

app/main/forms.py

@@ -7,7 +7,7 @@ from wtforms import (
     ValidationError,
     TextAreaField,
     FileField,
-    SelectField
+    RadioField
 )
 from wtforms.validators import DataRequired, Email, Length, Regexp
 
@@ -193,7 +193,8 @@ class TemplateForm(Form):
     name = StringField(
         u'Template name',
         validators=[DataRequired(message="Template name cannot be empty")])
-    template_type = SelectField(u'Template type', choices=[('sms', 'SMS')])
+    template_type = RadioField(u'Template type', choices=[('sms', 'SMS')])
+
     template_content = TextAreaField(
         u'Message',
         validators=[DataRequired(message="Template content cannot be empty")])

app/templates/views/edit-template.html

@@ -12,7 +12,15 @@ GOV.UK Notify | Edit template
 
 		<form method="post">
 			{{ textbox(form.name) }}
-			{{ textbox(form.template_type) }}
+			<fieldset class="form-group">
+				<legend class="form-label">
+					Template type
+				</legend>
+				<label class="block-label" for="template_type">
+					<input type="radio" name="template_type" id="template_type" checked="checked" value="sms" />
+					SMS
+				</label>
+			</fieldset>
 			{{ textbox(form.template_content, highlight_tags=True) }}
 			{{ page_footer(
 				'Save',