Log Message:
Updated p5-YAML-Syck to 1.30.

[Changes for 1.29_02 - 2016-03-03]

* Fix handling carriage return after c-indicator RT 41141
* Fix CHECK_UTF8 SEGV with empty len=0 strings RT 61562
* Add missing function declarations
* Tighten the TODO tests, no passing TODOs now. But still JSON
  SingleQuote and \/ and \u roundtrips do fail.

[Changes for 1.29_01 - 2014-12-14]

* Experimentally try patch from RT 83825. Will release if no test failures or \ 
complaints.
* Fix crash in syck_emit on platforms with long long pointers