Hide default context field in new project form when no contexts exist. Fixes #544.

git-svn-id: http://www.rousette.org.uk/svn/tracks-repos/trunk@632 a4c988fc-2ded-0310-b66e-134b36920a42

tracks/app/views/projects/index.rhtml

@@ -25,10 +25,12 @@
       <label for="project_description">Description (optional):</label><br />
       <%= text_area 'project', 'description', "cols" => 30, "rows" => 4, "tabindex" => 2  %><br />
 
+	<% unless @contexts.empty? -%>
     <label for="default_context_name">Default Context (optional):</label><br />
     <%= text_field_tag("project[default_context_name]", @project.default_context.name, :tabindex => 3) %>
     <%= render :partial => 'default_context_autocomplete' %>
         <br />
+	<% end -%>
 
       <input type="submit" value="Add Project" tabindex="4" /><br />
       

tracks/app/views/stats/_totals.rhtml

@@ -7,7 +7,7 @@
 Of those <%= @contexts.count(:conditions => ["hide = ?", false])%> are visible contexts and 
 <%= @contexts.count(:conditions => ["hide = ?", true]) %> are hidden contexts
 
-<% unless @actions.count == 0 -%>
+<% unless @actions.empty? -%>
 <p>You have <%= @actions.count(:conditions => "completed_at IS NULL") %> uncompleted actions of which
 <%= @actions.count(:conditions => "completed_at IS NULL AND NOT show_from IS NULL") %> are 
 deferred actions. </p>

tracks/app/views/stats/index.rhtml

@@ -3,7 +3,7 @@
 
 <%= render :partial => 'totals' -%>
 
-<% unless @actions.count == 0 -%>
+<% unless @actions.empty? -%>
 
 <h2>Actions</h2>