update oasis to 0.4
use stringext instead of re.str
regenerate oasis
use stringext instead of re_str to split stuff
dot merlin
update travis to use stringext
bump to 0.4.1 and sync CHANGES and add @rgrinberg to authors

No need for major version bump since the Re change is internal only
release 0.4.1
Remove `Uri_IP` and `Uri_re` modules as being obsolete now.

IP parsing should be done via the `ipaddr` library instead, and
the regular expressions in `Uri_re` were never completed.
Revert "Remove `Uri_IP` and `Uri_re` modules as being obsolete now."

This reverts commit 11124c6d74622f692f7c8bf7b5f075d702834622.  This was meant to go into a branch, not into master...
Note merlin addition
Merge pull request #6 from avsm/master

release 1.4.1