Fix "deep" Clang analyzer issues.
Remove unused PDFKit lazy loading.
Replaces AutoHyperlinks with NSDataDetector.

 - Uses NSRegularExpressions for wiki-style links
 - Fixes NSMutableData encryption category not being included in target.
Death to goto.
Fix forward declaration ARC readiness warnings.
Fix up one-time autoreleases the ARC converter takes issue with.
Partially remove notes sorting buffer in favor of Foundation.
Clean up NotesTableHeaderCell's global colors to assuage ARC.
More cleanup of sort methods.
Replace LabelsListController with a counted set on AppController.