cxxll::temporary_directory_path(): Add
cxxll::temporary_directory: Add
cxxll::pg_testdb: Use cxxll::temporary_directory
cxxll::file_cache: Use cxxll::temporary_directory in test case
cxxll::file_cache: Reindent test case
cxxll::dir_handle: Use cxxll::temporary_directory in test case
cxxll::fd_handle: Fix temporary file leak in test case
cxxll::hash_file(hash_sink::type, const char *, checksum &): Add
rpm_load(): Fix test case by copying RPMs into the cache