[mappy] Parallel feature requests supports - PostGIS async requests
+ minor tweaks
c++ style : std::map
+ fix err message typo
add testcase for building fill-opacity premultiplied alpha bug - refs #2011
Add new test images - refs #2011
fix #2011
consistent use of agg::rgba8_pre to construct premultiplied colors - refs #2011
optimize rule::active which is called in loop in feature_style_processor_impl
scons: unbreak memory mapped access for shapefiles by fixing the setting of SHAPE_MEMORY_MAPPED_FILE
+ opps, 'auto' is c++11
reduced testcase for #1995 - refs #1452 and #1369
add test data for #1995
fix dst-over alpha handling - closes #1995 - refs #1452 and 5e84ce0
udpdate changelog after #1995
fix sign compare warning
fix #2018
fix #2018
Merge branch 'master' of github.com:mapnik/mapnik
Merge branch 'master' of github.com:mapnik/mapnik into Mappy-master-async-postgis