added show method to print the tree to stdout
added countManaActivations
simplified logic for finding sourcePermanent
replace Set<Object> with Set<?> so we can return Set<MagicPermanent> from MagicPayManaCostResultBuilder
removed unused file
added stub for 1.34
increased version number to 1.34
added groovy lib
added support for requires_groovy_code property in card script
add lib to release