Add depswriter scripts

Copied from http://closure-library.googlecode.com/git/closure/bin/build/
Don't use ol.Collection in simple example
Remove Bing Maps from two-layers example
Extent hostexamples target to copy ol and closure
Add Bing Maps example
Add TileJSON example
Remove scale line from full screen example
Don't include scale line in default controls
Add scale line example
Remove mouse position control from side-by-side example
Add mouse position example
Make Stamen example prettier
Add export JPEG example
Remove two-layers example
Add MapQuest example
Add information on wether the projection is global

so that we know if we can wrap the dateline.
ol.Projection now takes a single argument

which is called ol.ProjectionOptions.
ol.Proj4jsProjection_ now takes a single argument
Add configureProj4jsProjection function

so that we can add extent and global parameter to proj4js projections.
And remove setExtent method which is not relevant.
Add test for ol.projection.configureProj4jsProjection