1.6.7.2 released

Use MDIUtilities 1.3.5
Use jEditor 1.2.24
Use the generic launcher framework from MDIUtilities
Fix the formatting of articles in the editor throwing an exception
Fix images results in the search not giving the ids of the images but the path of the Concrete image class
Fix the search for images not returning only manual images
Fix the header of footer images not included if the header or footer is in a package
Fix errors when a file used in the configuration does not exist
Add the "bullet" attribute to specify the bullet-style of a "ol" or "ul" list
Allow to specify the start of an OL list
Add support for the "s" element (strikethrough)
Log errors for command-line options parsing problems
Add menus to edit articles content
Fix some cases when parsing of non UTF-8 characters or special characters would be incorrect