Splat argument into mixin seems to drop commas. Fixes #656 and #246
Added support for two arguments in hsla bif
Simplified rgba with one argument
Better handling of the `@css` and `unquote` inside groups. Fixes #840, #824, #1141, #1260, #158
Add short-circuit evaluation for logical operators. Closes #255
Prevent double-writing the `@media` and other at-rules. Fixes #1534
Unit expression precedence error. Fixes #667
Ignore comments in the property expressions. Fixes #589
Support nested media queries. Closes #931
Remove unused var
Compilation fails when 'dest' path doesn't end with '/'. Fixes #1139
Invalid line number on error. Fixes #1542
Wrong line number with `@css` multi-line literal
misc refactoring
Fixed bug with hash values in `@media` and css-like syntax
misc refactoring
Add `convert` bif. Fixes #1151
Fixed issue with multi-line `@font-face` src declaration
more complex test
Proper import cloning with cache. Fixes #1546