v1.2.2

Changes:

• more tests and improved coverage
• internal and external API JSDocs cleanup
• extensive cleanup of (internal) vertex priority queue
• manual inlining of common GluHalfEdge.dst getter
• switched to official Closure Compiler gulp plugin
• dependency updates

Performance

• 3-11% performance improvement, depending on input geometry
• libtess.min.js 1090 bytes smaller (330 bytes smaller after gzip)

all commits in release