Ditch longs and long longs in favor of stdint.h types, which has cascading
effects throughout, including use of inttypes.h/PRI[ud]64 because printf() is
still stuck in a long world, conversion of %lu to %zu for printing values of
type size_t, and changing/renaming the g_check_cmp* family of functions.
Merge pull request #48 from pete-/master

Ditch longs and long longs in favor of stdint.h types, which has cascadi...