fix formtastic_haml controller generator,

scaffold generator
  add -f.inputs block around inputs, remove _id from name

lib/generators/formtastic_haml/controller/controller_generator.rb

@@ -1,4 +1,4 @@
-require 'generators/formtastic'
+require 'generators/formtastic_haml'
 require 'rails/generators/named_base'
 
 module FormtasticHaml

lib/generators/formtastic_haml/scaffold/templates/_form.haml.erb

@@ -1,9 +1,10 @@
 - semantic_form_for @<%= singular_name %> do |form|
 <%- if attributes.empty? -%>
-  - form.inputs
+  = form.inputs
 <%- else -%>
+  - form.inputs do
 <%- for attribute in attributes -%>
-  = form.input :<%= attribute.name %>, :label => '<%= attribute.name.titleize %>'
+    = form.input :<%= attribute.name.gsub(/_id$/, '') %>, :label => '<%= attribute.name.titleize %>'
 <%- end -%>
 <%- end -%>
   = form.buttons