Update copyright years
Merge pull request #1340 from sass/fix-copyright

Update copyright years
Fix special function parsing.

Closes #1343
Properly normalize :sourcemap in Compiler.

Closes #1346
Clamp arguments to rgb/rgba/hsl/hsla.

Closes #1345
Merge branch 'stable'

Conflicts:
	doc-src/SASS_CHANGELOG.md
	test/sass/script_test.rb
Fix --update with absolute Windows paths.

Closes #1328.
Bump VERSION to 3.3.14.
Merge branch 'stable'

Conflicts:
	VERSION
	doc-src/SASS_CHANGELOG.md