Merge pull request #6 from jpbochi/new_version

version 0.0.10
added way to query links by relation
created describe contexts to cover link() method
created a describe context to cover embed() method
links will always return an array, even if it is an empty one
link(rel) queries for one link
returns null if no link exists
updated supported node versions
we can now query for several rels with one call
Merge pull request #9 from jpbochi/query_links

Querying links
updated readme
0.1.0