Merge topic 'fix-valgrind-in-path'

58cc3c22 Fix ctest to allow valgrind to show up in the path name of a memcheck tool.
Encoding: Fix debug asserts parsing command line options with non-ascii chars.

With MSVC, isspace() will assert with non-ascii characters.
Merge topic 'encoding-parse-commandline' into next

38dbe691 Encoding: Fix debug asserts parsing command line options with non-ascii chars.
9dc88ee9 Merge topic 'fix-valgrind-in-path'