introduce new icon-set

* remove unused icons
* remove old chiliproject icons
* new iconset: http://www.webalys.com/design-interface-application-framework.php
* change css where needed
* restyle certain items
Conflicts:
	public/images/delete.png
	public/images/edit.png
	public/images/move.png

app/helpers/application_helper.rb

@@ -941,7 +941,7 @@ module ApplicationHelper
 
   def checked_image(checked=true)
     if checked
-      image_tag('toggle_check.png', :alt => l(:label_checked), :title => l(:label_checked))
+      image_tag('check.png', :alt => l(:label_checked), :title => l(:label_checked))
     end
   end
 

app/helpers/journals_helper.rb

@@ -75,7 +75,7 @@ module JournalsHelper
     unless journal.notes.blank?
       links = [].tap do |l|
         if reply_links
-          l << link_to_remote(image_tag('comment.png', :alt => l(:button_quote), :title => l(:button_quote)),
+          l << link_to_remote(image_tag('quote.png', :alt => l(:button_quote), :title => l(:button_quote)),
             :url => {:controller => controller, :action => action, :id => model, :journal_id => journal})
         end
         if editable

app/views/admin/info.rhtml

@@ -6,7 +6,7 @@
 <% @checklist.each do |label, result| %>
 	<tr class="<%= cycle 'odd', 'even' %>">
 		<td><%= l(label) %></td>
-		<td width="30px"><%= image_tag((result ? 'true.png' : 'exclamation.png'), :style => "vertical-align:bottom;", :alt => (result ? l(:general_text_Yes) : l(:general_text_No))) %></td>
+		<td width="30px"><%= image_tag((result ? 'check.png' : 'error.png'), :style => "vertical-align:bottom;", :alt => (result ? l(:general_text_Yes) : l(:general_text_No))) %></td>
 	</tr>
 <% end %>
 </table>

app/views/issues/_list.rhtml

@@ -3,7 +3,7 @@
 <div class="autoscroll">
 <table class="list issues">
     <thead><tr>
-        <th class="checkbox hide-when-print"><%= link_to image_tag('toggle_check.png'), {},
+        <th class="checkbox hide-when-print"><%= link_to image_tag('check.png'), {},
                                                          :onclick => 'toggleIssuesSelection(Element.up(this, "form")); return false;',
                                                          :title   => "#{l(:button_check_all)}/#{l(:button_uncheck_all)}",
                                                          :alt     => "#{l(:button_check_all)}/#{l(:button_uncheck_all)}" %>

app/views/messages/show.rhtml

@@ -26,7 +26,7 @@
 <% @replies.each do |message| %>
   <div class="message reply" id="<%= "message-#{message.id}" %>">
     <div class="contextual">
-      <%= link_to_remote_if_authorized(image_tag('comment.png'), { :url => {:action => 'quote', :id => message} }, :title => l(:button_quote), :alt => l(:button_quote)) unless @topic.locked? %>
+      <%= link_to_remote_if_authorized(image_tag('quote.png'), { :url => {:action => 'quote', :id => message} }, :title => l(:button_quote), :alt => l(:button_quote)) unless @topic.locked? %>
       <%= link_to(image_tag('edit.png'), {:action => 'edit', :id => message}, :title => l(:button_edit), :alt => l(:button_edit)) if message.editable_by?(User.current) %>
       <%= link_to(image_tag('delete.png'), {:action => 'destroy', :id => message}, :method => :post, :confirm => l(:text_are_you_sure), :title => l(:button_delete), :alt => l(:button_delete)) if message.destroyable_by?(User.current) %>
     </div>

app/views/roles/report.rhtml

@@ -10,7 +10,7 @@
     <% @roles.each do |role| %>
     <th>
         <%= content_tag(role.builtin? ? 'em' : 'span', h(role.name)) %>
-        <%= link_to_function(image_tag('toggle_check.png'), "toggleCheckboxesBySelector('input.role-#{role.id}')",
+        <%= link_to_function(image_tag('check.png'), "toggleCheckboxesBySelector('input.role-#{role.id}')",
                                                             :title => "#{l(:button_check_all)}/#{l(:button_uncheck_all)}") %>
     </th>
     <% end %>
@@ -30,7 +30,7 @@
     <% perms_by_module[mod].each do |permission| %>
         <tr class="<%= cycle('odd', 'even') %> permission-<%= permission.name %>">
         <td>
-            <%= link_to_function(image_tag('toggle_check.png'), "toggleCheckboxesBySelector('.permission-#{permission.name} input')",
+            <%= link_to_function(image_tag('check.png'), "toggleCheckboxesBySelector('.permission-#{permission.name} input')",
                                                                 :title => "#{l(:button_check_all)}/#{l(:button_uncheck_all)}") %>
             <%= l_or_humanize(permission.name, :prefix => 'permission_') %>
         </td>

app/views/wiki/show.rhtml

@@ -14,7 +14,7 @@
         <%= content_tag(:li, link_to(l(:create_child_page), wiki_new_child_path(:id => @page.title, :project_id => @project), :class => 'icon icon-duplicate')) %>
       <% end %>
     <% end %>
-    <%= li_unless_nil(link_to_if_authorized(l(:button_rename), {:action => 'rename', :id => @page.title}, :class => 'icon icon-move')) if @content.version == @page.content.version %>
+    <%= li_unless_nil(link_to_if_authorized(l(:button_rename), {:action => 'rename', :id => @page.title}, :class => 'icon icon-rename')) if @content.version == @page.content.version %>
     <%= li_unless_nil(link_to_if_authorized(l(:button_delete), {:action => 'destroy', :id => @page.title}, :method => :delete, :confirm => l(:text_are_you_sure), :class => 'icon icon-del')) %>
     <%= li_unless_nil(link_to_if_authorized(l(:button_rollback), {:action => 'edit', :id => @page.title, :version => @content.version }, :class => 'icon icon-cancel')) if @content.version < @page.content.version %>
   <% end %>

app/views/workflows/_form.html.erb

@@ -2,7 +2,7 @@
 <thead>
 	<tr>
 		<th align="left">
-			<%= link_to_function(image_tag('toggle_check.png'), "toggleCheckboxesBySelector('table.transitions-#{name} input')",
+			<%= link_to_function(image_tag('check.png'), "toggleCheckboxesBySelector('table.transitions-#{name} input')",
                            :title => "#{l(:button_check_all)}/#{l(:button_uncheck_all)}",
                            :alt => "#{l(:button_check_all)}/#{l(:button_uncheck_all)}") %>
       <%=l(:label_current_status)%>
@@ -13,7 +13,7 @@
 		<td></td>
 		<% for new_status in @statuses %>
 		<td width="<%= 75 / @statuses.size %>%" align="center">
-			<%= link_to_function(image_tag('toggle_check.png'), "toggleCheckboxesBySelector('table.transitions-#{name} input.new-status-#{new_status.id}')",
+			<%= link_to_function(image_tag('check.png'), "toggleCheckboxesBySelector('table.transitions-#{name} input.new-status-#{new_status.id}')",
 	                         :title => "#{l(:button_check_all)}/#{l(:button_uncheck_all)}",
                            :alt => "#{l(:button_check_all)}/#{l(:button_uncheck_all)}") %>
 			<%=h new_status.name %>
@@ -25,7 +25,7 @@
 	<% for old_status in @statuses %>
 	<tr class="<%= cycle("odd", "even") %>">
 		<td>
-			<%= link_to_function(image_tag('toggle_check.png'), "toggleCheckboxesBySelector('table.transitions-#{name} input.old-status-#{old_status.id}')",
+			<%= link_to_function(image_tag('check.png'), "toggleCheckboxesBySelector('table.transitions-#{name} input.old-status-#{old_status.id}')",
 			                               :title => "#{l(:button_check_all)}/#{l(:button_uncheck_all)}",
                                      :alt => "#{l(:button_check_all)}/#{l(:button_uncheck_all)}") %>
 
@@ -40,4 +40,4 @@
 	</tr>
 	<% end %>
 </tbody>
-</table>
+</table>

app/views/workflows/index.rhtml

@@ -24,7 +24,7 @@
   <td><%= h tracker %></td>
   <% roles.each do |role, count| -%>
     <td align="center">
-      <%= link_to((count > 0 ? count : image_tag('false.png')), {:action => 'edit', :role_id => role, :tracker_id => tracker}, :title => l(:button_edit)) %>
+      <%= link_to((count > 0 ? count : image_tag('red_x.png')), {:action => 'edit', :role_id => role, :tracker_id => tracker}, :title => l(:button_edit)) %>
     </td>
   <% end -%>
 </tr>