Fix - Ensure there is a newline after each description.  org-trello/org-trello#172
Fix - make write-card! consistently finish with a newline.  org-trello/org-trello#172
Merge pull request #173 from dtebbs/master

Fix - Ensure there is a newline after each description.  org-trello/org-...
Clean default test file
Fix - Prevent prelude's json-encode-hash-table monkey-patching to mess
with this
Refactor - Remove typos
Refactor - Rename according to org-trello conventions