- update to 0.52.12:
+ fix whiptail --gauge and its description in man page (#620083)
+ remove space after \n in whiptail texts (#620083)
+ remove NLS code from snack (#599608)
+ expose more keys to python as shortcuts in dialogs (Jakob Kemi)
+ release python global-thread-lock during dialog displays (Jakob Kemi)
+ fix warnings in whiptcl.c and include Tcl_PkgProvide() call (Mikhail T.)
+ don't NULL deref when an invalid array is specified in checkboxtree
(Arnaldo Carvalho de Melo)
- build on older distributions by owning locale/as