Anubis / Xlib

add optimized an optimized version of "img_button_confirm" function

…o button is selected or not

Add new HTTP_ANSWER which is json. This is useful when there is a need to return json only i.e. in ajax call

[+] add CoreAttrs option for img_button and img_button_flink
[+] add group icon into icons_set

…bis. The icons can have different use than button.

Conflicts:
	web/jQuery/CXM_jquery_button.anubis

…a JQuery_Actioner instead and update subsequent code thorough the project, some whitespaces may have been added to some files...

[+] add some icons url as string constant
[~] change_list doesn't show icon if the icon class is empty

…ociated inline script as a string

[+] Add "empty" alternative in HTML_Off_Form and HTML_In_Form. This avoid to use literal with an empty content