Get rid of mentions of long-removed syntax in the REFERENCE.
Fix parent selector resolutions with newlines + commas.

Closes #1140
Merge branch 'stable'

Conflicts:
	doc-src/SASS_CHANGELOG.md
	lib/sass/selector/simple_sequence.rb
Properly set force_polling for recent Listen versions.

Closes #1132
Allow any listen version before 3.0.0.
Add a dependency on Rake.

This is necessary for mkrf_conf to work.

Closes #1130
Bump VERSION to 3.3.0.rc.6.
Properly determine equality of selectors created with &-foo.

Closes #1148
Avoid Pathname canonicalization errors on Windows.

Pathname doesn't canonicalize Windows directory separators, which was
causing #relative_path_from to fail. We now do this canonicalization
manually.

Closes #1135
Bump VERSION to 3.2.15.
Merge branch 'stable'

Conflicts:
	VERSION
	doc-src/SASS_CHANGELOG.md
Properly scope Sass::Util references in exec.rb.
Add dates to CHANGELOG release entries.
Bump VERSION to 3.3.0.
Merge branch 'bleeding-edge'

Conflicts:
	VERSION
	doc-src/SASS_CHANGELOG.md
Remove this constant -- it's no longer needed by Haml.
Re-re-bundle vendor/listen.

The mkrf_conf strategy didn't work; it caused considerable
installation pain for many users, especially those on Windows.

Closes #1163
Listen 2.7.0 compatibility.

Closes #1151
Work around a bug in Pathname#cleanpath.

Closes #1159
Fix the argument order of a call() example.

Closes #1158