deprecated start_form_tag replaced by form_tag

git-svn-id: http://redmine.rubyforge.org/svn/trunk@184 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/views/projects/gantt.rhtml

@@ -8,7 +8,7 @@
 <table width="100%">
 <tr>
 <td align="left">
-<%= start_form_tag %>
+<% form_tag do %>
 <p>
 <input type="text" name="months" size="2" value="<%= @months %>" />
 <%= l(:label_months_from) %>
@@ -17,7 +17,7 @@
 <%= hidden_field_tag 'zoom', @zoom %>
 <%= submit_tag l(:button_submit), :class => "button-small" %>
 </p>
-<%= end_form_tag %>
+<% end %>
 </td>
 <td align="right">
 <%= if @zoom < 4