Add support to ignore .asv-machine.json
Merge pull request #81 from mdboom/machine-defaults

Add support to ignore .asv-machine.json
Add `continuous` command
Skip missing Python versions rather than throwing exception.
Merge pull request #83 from mdboom/skip-missing-python-versions

Skip missing Python versions rather than throwing exception.
Merge pull request #82 from mdboom/continuous

Add `continuous` command
Fix warnings

RuntimeWarning: Parent module '' not found while handling absolute
import
Add Conda environment plugin
Make virtualenv optional
Don't check for import of conda
Better error message when JSON parsing fails.
Improve error message about missing virtualenv
Reinstate virtualenv autoinstallation
Run conda through the conda script.
Merge pull request #84 from mdboom/conda

Conda support
Merge pull request #77 from mdboom/json-errors

ValueError raised in json/decoder.py (using anaconda)