Update to 1.220

Upstream changes:
1.220 Tue 11 Nov 2014
	Summary:
	- incompatible behavior fixes on PPI::Statement::Sub->prototype
	- improved parsing of various syntax elements
	- code quality improvements
	- various small documentation fixes

	Details:
	- {} is now recognized as anonymous hash constructor instead of a code
	  block after these operators: &&= //= || && // ? :
	  (GitHub #36) (MOREGAN)
	- regex capture variables greater than $9 are now parsed completely,
	  instead of being parsed as single digit captures with numbers after
	  them (GitHub #38) (MOREGAN)
	- DESTROY and AUTOLOAD subs are now parsed even without the sub
	  keyword (GitHub #39) (MOREGAN)
	- PPI::Statement::Sub->prototype behavior now matches its
	  documentation, instead of returning the prototype string
	  unchanged and still including the parens (GitHub #56) (MOREGAN)
	- PPI::Statement::Sub->prototype now returns undef on subs without a
	  prototype, instead of returning an empty string
	  (GitHub #56) (MOREGAN)
	- list of keywords which are not parsed as packages when followed by
	  the Perl4 package separator ' has been increased
	  (GitHub #77) (MOREGAN)
	- application of a number of Perl::Critic policies and documentation
	  fixes (GitHub #53) (MOREGAN, MITHALDU)
	- automation of README.md generation for git (GitHub #86) (COWENS)
	- various small documentation fixes (Github #96) (MOREGAN)

1.218 Sat 16 Aug 2014
	Summary:
	- Fixes for various parsing and documentation bugs
	- 1MB limit on input document size removed
	- Moved repository to GitHub: https://github.com/adamkennedy/PPI

	Details:
	- Stop directing bugs to rt.cpan.org (GitHub #40) (MOREGAN)
	- Fix documentation reference to List::Util (RT #75308) (RWSTAUNER)
	- Improve scalability of parsing long lines, and remove the size
	  limit on documents PPI will parse (GitHub #5) (MITHALDU)
	- Speed up adding an element to an unlabeled statement.
	  Allow inlining of some methods. (WOLFSAGE)
	- Expanded test coverage (DOLMEN, MOREGAN)
	- Convert inline tests to standalone tests (GitHub #12) (MOREGAN)
	- Fix for '1=>x' being parsed as x operator (GitHub #46) (MOREGAN)
	- Recognize that '1 x3' is the x operator followed by a 3
	  (RT #37892, GitHub #27) (MOREGAN)
	- Support all augmented assignment operators (<<=, ||=, etc.)
	  (RT #68176, 71705) (MOREGAN)
	- Stop upper-case "=CUT" from terminating POD (RT #75039) (JAE)
	- Support upper-case digits in hex and binary numbers, including
	  in the leading '0X' and '0B'. (RT #36540) (KRYDE, MOREGAN)
	- Fix float argument to range operator misparsed as version
	  string (RT #45014) (MOREGAN)
	- Fix POD markup in PPI::Find (RT #51693) (FWIE)
	- Fix spelling of "Tom Christiansen" (RT #67264) (TADMC)
	- Fix a large raft of spelling and grammar errors (RT #85049) (David
	  Steinbrunner, DOLMEN, MOREGAN)
	- Fix errors in documentation of the PPI::Element class hierarchy
	  (RT #30863, 69026) (SJQUINNEY)
	- Prevent PPI::XSAccessor packages from hiding corresponding PPI
	  packages in CPAN (RT #90792) (MITHALDU)
	- Recognize the formfeed character as whitespace (RT #67517) (WYANT)
	- Recognize regex match following 'return' (RT #27475) (ADAMK)
	- Fix missing dereference, length called on reference (RT #40103)
	  (ADAMK)


(wen)