CVS commit by mutz: 

Use the better crypto backend config dialog, although it's not yet functional. Utter better diagnostics on Rescan.


  M +9 -227    configuredialog.cpp   1.400.2.13
  M +4 -16     configuredialog_p.h   1.70.2.7
  M +10 -10    identitydialog.cpp   1.27.2.5
  M +0 -1      messagecomposer.cpp   1.1.2.22