add ramer douglas peucker to the list of simplify converters. also add tests for the simplify converters but so far only testing peucker. also add a method to the wkt factor for converting geometry container to wkt
fix some whitespace issues. somehow tabs were getting in there
standardize commenting convention. i prefer lower case no space (ie laziness) but that doesnt seem to be the norm.
make the simplify test function general purpose so others can add other test cases for other simplification algorithms
tab vs spaces in ide finally fixed. apologies
note to self. read coding convention guidelines before actually writing code.
make tolerance_iterator exponential
update agg reference images
update cairo reference images
update grid reference images
close sqlite db after testing
get sqlite rtree tests passing on windows - refs #1871 and #2530
remove unneeded boost/cast.hpp header
remove uneeded include
fix geojson plugin linking #2535
fix mapnik/node-mapnik#332
Merge pull request #2514 from mapycz/perf-tolerance-iterator

exponential tolerance_iterator
update a few visual tests based on osx+mapnik-packaging deps
always return a value from evaluate_displacement
use enclosing namespaces in core lib