Way revisions.
Way tiler.
New change schema.
Indexes, pkey.
Work on changeset tiler.
Making test pass.
Making tests pass.
More work on making tests pass.
Some new tests.
Fixing API controller for new schema.
Updated tiler script.
Cleanup, new indexes.
Optimized OWL_MakeLine.
More checks for incomplete geometry.
Use diff_box when tiling subsequent revisions of a way.
More change and tile validations.
Removed nodes/prev_nodes from changes - not really needed/used.
tiles -> way_tiles to simplify things. Relation tiles will be in separate table.
Tests for geom/prev_geom not being the same.
Some experiments with Kothic tiles. Split different APIs into separate controllers.