Initial

Initial version. Contains the simplest horizontal graph layout. And collection of post-processors to make some variety when drawing the graph.

Available post-processors:

• PushHorizontallyPostProcessor<> to increase horizontal distance between node layouts on specified amount.
• RepeatPostProcessor<> to repeat the collection of a post-processors.
• RetryTransformLayoutPostProcessor<> to perform custom transformation and repeat in if validation was failed.
• RotatePostProcessor<> to rotate graph around coordinates (0, 0) on specified angle in radians.

Available transformation validation:

• IntersectsGraphNodeLayoutValidator<> fails the validation then specified layout intersects with other layouts.