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IM** - optimizations and addition of a parallel server implementation that is less decoupled. performance achieved, but design suffers
IM** - code cleanup and bug fixes in error handling
IM** - optimize route
IM** - remove experimental. make pareser singleton
IM** - router bug fixes. error handling fixes
IM** - Fix self-documenting feature. Cleanup
IM** - self-doc functionality fix
IM** fix broken tests
IM** - fix HEAD response
IM** - fix travis
IM** - 5.3 compatibility
IM** 5.3
IM** 5.3
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