v0.6.14

AlgebraOfGraphics v0.6.14

Diff since v0.6.13

Closed issues:

• [FR] Plot legend when plotting into existing figure (#394)
• SnoopPrecompile (#430)

Merged pull requests:

• Small Layers cleanup (#436) (@piever)
• Use SnoopPrecompile (#438) (@greimel)
• doc: Example for legend! (#439) (@musoke)
• documentation: tutorial, penguins example (#441) (@cecileane)
• fix deprecation warning (#443) (@jeremiahpslewis)