TST: Add python 3.4 to test matrix
BUG: Update to version 14 NYC sample data since v13 is no longer available
TST BUG: Don't hard-wire list of borough names
DOC: Update link location of NYC sample data
BUG: Actually return the local path of the downloaded zip file for tests
TST: Set matplotlib backend to Agg in test
TST: Move matplotlib.use() to before other matplotlib imports
TST: Remove postgis from Travis CI due to gdal version conflicts
TST: Add pandas 0.14.0 and drop pandas 0.12.0 from Travis CI
DOC: BE explicit about supportted pandas versions
TST: Exclude python 2.6 with pandas 0.14.0
Merge pull request #100 from kjordahl/test/python34

Add python 3.4 to Travis CI build
ENH: Use sqlalchemy for PostGIS connection for better compatibility with pandas.read_sql