move some load-save utilities to octave namespace * ls-ascii-helper.h, ls-ascii-helper.cc (skip_until_newline, read_until_newline, skip_preceeding_newline): Move inside octave namespace. Change all uses as needed. Provide deprecated inline wrapper functions to preserve old names. * ls-utils.h, ls-utils.cc (get_save_type): Move inside octave namespace. Change all uses as needed. Provide deprecated inline wrapper functions to preserve old names.

--- a/libinterp/corefcn/ls-utils.cc	Wed Aug 18 14:11:56 2021 -0400
+++ b/libinterp/corefcn/ls-utils.cc	Wed Aug 18 15:47:29 2021 -0400
@@ -31,6 +31,8 @@
 
 #include "ls-utils.h"
 
+OCTAVE_NAMESPACE_BEGIN
+
 // MAX_VAL and MIN_VAL are assumed to have integral values even though
 // they are stored in doubles.
 
@@ -89,3 +91,6 @@
 
   return st;
 }
+
+OCTAVE_NAMESPACE_END
+