Merge remote-tracking branch 'origin/html5-force-push'

diff --cc extra/modern/html/html.factor
Simple merge

diff --cc extra/modern/slices/slices.factor
index a7d0c0a9379e8ebdaa999864762d8d7d68f00b8f,6a9f6793c6f94934e444fce53cf04dc3c5c4474f..54b90c8472aacfd35d3245b45b8c7b9eb13fa337
--- 1/extra/modern/slices/slices.factor
--- 2/extra/modern/slices/slices.factor
+++ b/extra/modern/slices/slices.factor
@@@ -1,7 -1,8 +1,8 @@@
  ! Copyright (C) 2016 Doug Coleman.
  ! See http://factorcode.org/license.txt for BSD license.
- USING: accessors assocs kernel math sequences sequences.deep
- sequences.extras combinators.extras strings unicode ;
 -USING: accessors assocs fry kernel locals math sequences
++USING: accessors assocs combinators.extras kernel math sequences
+ sequences.deep sequences.extras sequences.private strings
+ unicode ;
  IN: modern.slices
  
  : >strings ( seq -- str )

diff --cc extra/sequences/extras/extras.factor
Simple merge