Vectortile 1.1.1

Update vectortile version to fix empty tile bug

Vectortile 1.1

Uses columnwise packing in typedmatrix

Vectortile 1.0.2

v1.0.2

fix syntax error in version number

Vectortile 1.0.1

v1.0.1

Eliminate dependencies in setup.py

Vectortile 1.0

v1.0

Update version to 1.0