Don't make the template engine a static for markdown2book.
Javadoc.
Minor optimisation when creating handler chains for a handler list.
Flatten the handler tree by one level for static asset handling.
Remove some varargs in favour of lists.
Flattened the handler tree when doing context insertions.
More handler tree flattening.
Use immutable type.
Minor code improvement.
Javadoc.
javadoc