- Fixed the names of the uid and gid daemon options in a sentence.

renaming it in the code.

between these files and the original zlib source).

compared with a remote modtime.

backslash prior to whitespace without treating it as escaped
whitespace (e.g. if we receive "foo\\ bar", it is two args,
while "foo\ bar" and "foo\\\ bar" are each just one).

- Simplified the output format by putting all the long-name
  options into a single hash.

- Made the user-config sections easier to find.
- Default to running a fully-specified rsync executable so that there
  are not PATH surprises.
- A few minor tweaks to the arg-checking code to make it clearer without
  actually changing its logic.

  options.
- Fixed the expanding of wildcards for a restriction of '/'.

  can't fool us into thinking we're the sender by using a filename
  of --sender (or similar ploy).
- Make sure that our '..' check can't be fooled by sly backslashing.
- Tweaked some comments.

- Fully parse all legal options that might come from a stock rsync and
  validate/restrict any option's args (previously we rejected options
  with args).
- Made it easy to disable specific options.
- Properly handle a multi-arg copy's multiple args.
- Make sure that the restricted dir actually exists and we can chdir
  to it.
- Just reject any dangerous args that have .. in them instead of trying
  to munge them.
- We don't treat single-or double-quotes specially, just backslash-
  escaped characters.
- Turn on strict mode.
- Use the array-arg version of exec() so that we don't spawn a shell.
- Use File::Glob to glob wildcards in args.
- Tweaked the log-file format so that it logs the modified command
  without any "OK" suffix.

options.

empty list so that it can't cause a crash if it gets passed to
flist_find().

- Twiddled where the calls to filter_outfile happen.