clear correct directory
avoid taking ref to temporary
zlib is usused in test
remove usused member
fix compile against mapnik v2.2.0 when SVG_RENDERER is defined - closes #212
use tagged node-pre-gyp@0.4.1
adapt unicode test to missing plugins
catch exceptions in is_solid check
add is solid fix to changelog
Merge branch 'master' of github.com:mapnik/node-mapnik into buffer

Conflicts:
	src/mapnik_vector_tile.hpp