first draft of linked_to and linked_from methods
fix some comments
some comments
more links comments
more fixing up of comments
fix multivalued linked_to getter (and tests)
fix bug in link_to getter
use eval instead of const_get, so we can refer to namespaced classes in links
comment
Merge branch 'master' into links
merge
Merge pull request #35 from Swirrl/links

Linked-to/linked-from