Properly set the dirty rect to invalidate when points are added.
Don't draw points outside of the clip rect.
Merge branch 'dev' of https://github.com/garvankeeley/MozStumbler into point-draw-performance
basic hashing is working, need to hookup per-zoom
Recalc grid on zoom changed
Used ordered hash map, so that we can draw newest to oldest
Use a boolean flag for 'is mls query running' rather than checking if
the asynctask is non-null
Updated Polish translation
Fixed up threading/race condition probs in initializing the coverage
overlay url
stop scanning only if kml buttons pushed
Merge pull request #1063 from garvankeeley/kml-stops-scanning

stop scanning only if kml buttons pushed
Merge pull request #1057 from garvankeeley/minor-cleanup-obspoint

Use a boolean flag for 'is mls query running'
Merge pull request #1062 from garvankeeley/coverage-init-fixup

Fixed up threading/race condition probs in initializing the coverage overlay url
Merge pull request #1040 from garvankeeley/point-draw-performance

1002: Point draw performance. Use hash of x and y to reduce number of points drawn
Merge pull request #1058 from piotrdrag/dev

@piotrdrag Updated Polish translation