Added flint_f/s/printf and flint_f/s/scanf.
Switched to using WORD/UWORD instead of L and UL.
Use ULLONG_MAX on Win64, etc.
Fixed some tab formatting issues.
Removed a typographical error from configure.
Fix lib order.
A few fixes for MinGW64.
Fix LONG_MIN.
Use fits_si on WIN64 (MPIR only I'm afraid).
Corrected error in fits_si.
64 bit popcount on windows64.
Fixed a typo in doc.
Changed a few longs for slong.
Fixed a 0L.
Fixed lots of WORD issues.
More longs fixed.
Fixed another 0l.
Fixed more L constants.
Another L constant.
Another long.