use std::numeric_limits for integer max and min values * strfind.cc, gl-render.cc, jit-typeinfo.cc, oct-stream.cc, sparse-xpow.cc, xpow.cc, debug.cc, file-io.cc, ls-oct-ascii.cc, oct-hist.cc, pr-output.cc, utils.cc, variables.h, ov-base-int.cc, ov-base.cc, ov-bool-sparse.cc, ov-cx-sparse.cc, ov-float.cc, ov-flt-re-mat.cc, ov-int16.cc, ov-int32.cc, ov-int64.cc, ov-int8.cc, ov-re-mat.cc, ov-re-sparse.cc, ov-scalar.cc, ov-struct.cc, ov-uint16.cc, ov-uint32.cc, ov-uint64.cc, ov-uint8.cc, Array.cc, Sparse.cc, chNDArray.cc, dNDArray.cc, data-conv.cc, data-conv.h, fNDArray.cc, kpse.cc, oct-inttypes.h, oct-time.cc: Use std::numeric_limits for max and min integer values. Include <limits>, not <climits>.

--- a/libinterp/octave-value/ov-float.cc
+++ b/libinterp/octave-value/ov-float.cc
@@ -115,7 +115,7 @@
     {
       int ival = NINT (scalar);
 
-      if (ival < 0 || ival > UCHAR_MAX)
+      if (ival < 0 || ival > std::numeric_limits<unsigned char>::max ())
         {
           // FIXME -- is there something better we could do?