hexedit: new applet

hexedit: new applet

function                                             old     new   delta
hexedit_main                                           -     930    +930
format_line                                            -     197    +197
remap                                                  -     168    +168
move_mapping_further                                   -     141    +141
move_mapping_lower                                     -     107    +107
redraw_cur_line                                        -     104    +104
packed_usage                                       31802   31812     +10
applet_names                                        2688    2696      +8
applet_main                                         1552    1556      +4
applet_suid                                           97      98      +1
applet_install_loc                                   194     195      +1
------------------------------------------------------------------------------
(add/remove: 7/0 grow/shrink: 5/0 up/down: 1671/0)           Total: 1671 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>