Changes Evernote details on staging to reflect production.
Resturns nil for unsuccessful language checks and refines gsub for looks_like_a_citation?.

looks_like_a_citation? was returning a false positive for regular notes
with blockquotes inside them.
Updates gems.
Serializes with YAML. (Syck ha sbeen removed from Ruby 2)
Refines regexp that detects quotes.

This is still not perfect.
Improves sync-logging.

Books and Notes both use sync.log now.
Reduces code complexity.
Fixes method of accessing Yaml settings.
Improves citations styling.
Updates gems.
Moves embeddable fonts.
Refactors Citations, Note and Bibliography.

Moves blurb methods to helpers and helpers which are only used for notes
back into Note methods. Changes WTFLang to detect_language.