Remove x,y params from ol.Kinetic.begin
Merge pull request #201 from fredj/kinetic-begin

Remove x,y params from ol.Kinetic.begin
Work around extractall bug in older versions of Python

Python bug: http://bugs.python.org/issue4710
Refs #200
Merge pull request #203 from twpayne/work-around-python-extract-all-bug

Work around extractall bug in older versions of Python
Avoid left shift in resolution calculations
Allow Proj4js to be non-global and cache test result
Merge pull request #202 from twpayne/proj4js-non-global

Proj4js should not have to be global
Merge pull request #208 from tschaub/shift-with-care

Calculating resolution by left shifting tile sizes, we're unnecessarily restricted in the number of zoom levels we can have.
Add ol.tilegrid.XYZ tests
Refactor projection architecture
Add hyperbolic functions
Add ol.Projection.getPointScale
Add initial scale line control
Add scaleLineControl to map options
Add scale line control to full screen example
Numerically estimate point scale for Proj4js projections
Add Imperial units option