v0.0.5

• Better compile time errors
• Fix top level properties inside of a nested @media (Anthon Pang)
• Fix some issues with @extends (Anthon Pang)
• Enhanced handling of null (Anthon Pang)
• Helper functions shouldn’t mix with css builtins (Anthon Pang)
• Enhance selector parsing (Guilherme Blanco, Anthon Pang)
• Add Placeholder selector support (Martin Hasoň)
• Add variable argument support (Martin Hasoň)
• Add zip, index, comparable functions (Martin Hasoň)
• A bunch of parser and bug fixes