renamed template files, renamed template blocks, renamed config files
fixed phph_odm_tree service id and route name
fixed renaming tree service ids
Merge pull request #149 from sjopet/naming

renamed tree form type, renamed template files, renamed template blocks
install docs
Merge pull request #150 from tiagojsag/docs

Installation instructions
add placeholder for empty short description fields
Merge pull request #162 from tiagojsag/short_object_placeholder

add placeholder for empty short description fields