First version of method descriptors in new format.
Small temporary change
Returned original text.
minor updates to yaml files
updated species tree example display
A bug was fixed in method spec parameters generation. Python classes
were added into behavior blocks of method specs.
updated insert_genome_into_species tree as an example
minor update to a display spec for testing
testing author
update view_tree display for testing
Order parameters is now normal for all methods (instead of back order as
it was before).
merged in from dev