• Bugfix for Æ entities (rgrove)
• Fix CDATA handling; CDATA sections now generate a GUMBO_NODE_CDATA node rather
  than plain text.
• Fix get_title example to handle whitespace nodes (gsnedders)
• Visual Studio compilation fixes (fishioon)
• Take the namespace into account when determining whether a node matches a
  certain tag (aroben)
• Replace the varargs tag functions with a tagset bytevector, for a 20-30%
  speedup in overall parse time (kevinhendricks, vmg)
• Add MacOS X support to Travis CI, and fix the deployment/DLL issues this
  uncovered (nostrademons, kevinhendricks, vmg)