Merge branch 'master' of git://factorcode.org/git/factor

* 'master' of git://factorcode.org/git/factor: (66 commits)
  Better error message for syntax error in : foo ( : bar
  remove some dead code, make spider use count and max-count again
  left and right arrow keys move between graphemes in UI
  Adding functionality to unicode breaks API for future UI changes
  state-parser works with sequences, not strings
  rename word
  redo spider without dynamic variables
  remove duplication, refactor html.parser to use new state parser
  redo state parser to avoid dynamic variables
  fix help-lint for syndication
  Small speedup for code using H{ } clone and with-scope
  Small size reduction for deployed images
  Tweak some code to reduce deployed image size
  syndication: fix help lint
  Fix parse-feed for byte arrays
  refactor some error handling in peg, more unit tests
  Fix C99 complex number support in FFI on Mac OS X/PPC
  add unit tests for quoting
  Fix model docs
  Some cleanup in documents.elements
  ...