* include/functions_networkmap.php: cleaned source code.
* include/functions_ui.php: in function "print_os_icon" change the
directory to search os icon because it change for new feature.
* images/os_icons, images/os_icons/*: copied the icons image files into this
dir for to use in new feature.
* godmode/menu.php: added new item in submenu "Setup" for the management
the OS.
* godmode/setup/os.php: added the page to management the list OS of agents.
Pending task: #3057663
git-svn-id: https://svn.code.sf.net/p/pandora/code/trunk@3234 c3f86ba8-e40f-0410-aaad-9ba5e7f4b01f
mdtrooper