Fix always true more button
#130 additional debug output on fast resume data saving
#131 set minimal border on upload to 25 Kb/sec
#113: hide window on Esc
#113: delete selected transfers on Del
#113: launch selected file on Return
#106 add mule sub-catalog
Merge branch 'develop' of https://github.com/intersvyaz/newmule into develop
Merge branch 'develop' into md4-internal