maint: Rename variables to match documentation in m-files. * fminbnd.m, javaclasspath.m, ls_command.m, isprop.m, roots.m, bicg.m, cgs.m, qmr.m, dump_demos.m: Rename variables in function to match documentation. * normest1.m, AbsRel_norm.m, colstyle.m, frame2im.m, rotate.m: Rename variables in documentation to match function. * recycle.m: Rename variable 'state' to 'val' in documentation, and then throughout code. * untabify.m: Rename variable 'dblank' to 'deblank_arg'. * speed.m: Add comment about why variable names can't match documentation.

--- a/scripts/general/randi.m	Mon Nov 14 12:53:43 2016 -0800
+++ b/scripts/general/randi.m	Mon Nov 14 14:55:41 2016 -0800
@@ -209,5 +209,5 @@
 %!error <require IMIN <= IMAX> randi ([10, 1])
 %!error <IMIN and IMAX must be smaller than flintmax\(\)> randi (flintmax ())
 %!error <range must be smaller than flintmax\(\)-1> randi ([-1, flintmax() - 1])
-%!error <unknown requested output class 'foo'> randi (10, "foo")
+%!error <unknown requested output CLASS 'foo'> randi (10, "foo")