Fixed #10 and #52

Introduced a 'trash' button to the ui which sends an HTTP DELETE request to the resource of the according post.
issue #52: Added missing conversation link for posts which are the root of a conversation.
support for non-ASCII characters in hashtags
support for non-ASCII characters in hashtags (fixes #53)
Merge branch 'master' of github.com:innoq/statuses
Merge pull request #1 from innoq/master

update