added input_type to plugins:

added input_type to plugins:
 using it automatically creates an action
 that allows to browse any selected item
 of that type.

move plugin functions in separate file

text_plugin reuses current item so that it doesnt flicker
 while typing

use e_fm function for path to uri espace

remove duplicated macros in evry_api.h and e_mod_main.h

fix set usage of exebuf items

SVN revision: 49066