lua51-luasocket-3.0~rc1+git20170515.5a17f79-bp153.3.17

- Provide/Obsolete luasocket to avoid conflict wrt bsc#1063306

- Switch from multibuild for now as it can't be in rings and this
  is a ring package

- Update to version 3.0~rc1+git20170515.5a17f79:
  * make protect_segment in url.lua rfc compliant
  * fix for Lua 5.3 built without number / string conversion
  * correct typo
  * Fix issue #196
  * Preserve path when parsing urls.
  * Fix typo
- Switch to multibuild package
- luasocket-makefile.patch refresh to apply on new version

- Fix build with namespaced lua

- Using Requires: Lua(API) = 5.1 instead of Requires: lua51 as
  suggested by DimStar in SR#423700

- update version 3.0~rc1+git20140716

- initial version 3.0~rc1
- copied from luasocket