ncurses 5.7 - patch 20101211

ncurses 5.7 - patch 20101211

+ suppress ncv in screen entry, allowing underline (patch by Alejandro
  R Sedeno).
+ also suppress ncv in konsole-base -TD
+ fixes in wins_nwstr() and related functions to ensure that special
  characters, i.e., control characters are handled properly with the
  wide-character configuration.
+ correct a comparison in wins_nwstr() (Redhat #661506).
+ correct help-messages in some of the test-programs, which still
  referred to quitting with 'q'.