Error when instantiating a map with duplicate keys
Merge pull request #768 from xzyfer/fix/error-on-duplicate-map-keys

Error when instantiating a map with duplicate keys
Don't output empty blocks
Hydrate division operands when it makes sense
Merge pull request #769 from xzyfer/fix/dont-output-empty-declarations

Don't output empty blocks
Merge pull request #770 from xzyfer/fix/hydrate-division-operands

Hydrate division operands when it makes sense
Improve static value look ahead parsing
Consume all the available semicolons
Merge pull request #773 from xzyfer/fix/improve-parsing-static-values

Improve parsing of static values
Merge pull request #774 from xzyfer/fix/all-the-semicolons

Consume all the available semicolons
Add small fix for source maps
Consume more superfluous semicolons
Merge pull request #777 from xzyfer/fix/moar-semicolons

Consume more superfluous semicolons
Merge pull request #775 from mgreter/fix/source-map-771

Add small fix for source maps
Improved parsing of - in declaration values