Improve const-correctness in sass_interface.h
Merge pull request #184 from craigbarnes/constctx

Improve const-correctness in sass_interface.h
allowing the alpha function to take IE-style keyword args
Renaming these classes to reflect the Selectors Level 4 spec.
you know hwut, let's delete this folder called `old`
Minor grammar fix.

Fixed a grocer's apostrophe in the Readme.
fix typos in README.md
Merge pull request #190 from nikai3d/patch-1

fix typos in README.md
fixing an edge case when parsing selectors inside a block
Merge branch 'master' of github.com:hcatlin/libsass
don't need this forward declaration
Storing the loop counter as a double when evaluating @for directives.
Made forward declarations of struct vs class consistent against main declaration
Fix hidden overload warnings
Surpressed clangs tautological comparison warnings when safe
Removed unused private field
Fixed use after free
Merge pull request #193 from archgrove/master

Looks good! Thanks for the contribution!
Clang warning fixes
Revert "Merge pull request #193 from archgrove/master"

This reverts commit 609144a871f77fb0f66a2451c7cace01144de169, reversing
changes made to 57629d214808f51f30d06f957caca7fe9ef74653.
Fixed clash crasher (added placement delete for par-constructed objects)