Merge pull request #103 from lordp/master

Fix bug with loading custom observation fields
Minor bugfix with EolPhoto.
LocalPhoto metadata parsing was using blank titles and tags.
Scope for selecting recently used observation fields.
Moved guide PDF generation to a FlowTask.
Possible bug fix for photo counter cache discrepancy on obs/id_please.
Bugfix: not sure how this ever worked, but facebook album requests had a bad limit.
Allow curators to edit taxon names.
Made sure obs fields get included in project and user csv exports.
Test for project specific fields in CSV exports.
Added ability to reorder a guide by taxonomy.
Added ability to create a guide from an EOL colleciton, at least via URL.
Bugfix: guide taxonomy sorting wasn't sorting by name within a rank.
Allowed some more attributes on wiki pages.
Show prefereces on user curation page.
GuideSection attribution shows when content was modified.
Tried to make sure guide PDFs get regenerated when the guide changes.
translations on projects and lists
Added the ability to print guides with same layouts without PDF generation.
User content mgmt tool now allows multiple reflections per class.