fixed getAllBugsOfAllProjects, now loads all bug pages
added getFiltersOfProject ( potential for sorting / filtering based on mantis filters
basic deserialisation code in admin section
for practical searching only, NOT used in code
info on due_date in getAllBugsOfAllProjects, and how to patch MantisConnector
and some doc block
fix none working "array_sort", refactored to "issue_array_sort" and accompanying issue_compare function.
added due_date to issue_compare
do not show default due_date in edit if not set
listen to sort_on, sort_order and sort_case from menu options
listview refactored to use tooltips for less important information
helper class for share code
initial support for actionsholders based on joomla users within a certain viewing access level
- sctionholder is not stored yet, and is not retrieved for "modification" default