add karma with wercker
add karma-ci config
run karma with gulp
run karma in gulp test
Merge pull request #69 from dosen/karma_on_wercker

#62 Karma on wercker
fixes #62
Animal is no longer used
gulp clean
support for random metric selection
test for metric.BodyLength
test for metric.BodyWeight
test for metric.NameLength
remove lint error
remove Function#bind
Merge pull request #74 from dosen/68-random-metric

68 random metric
fixes #68
add TaxonomyImage and tests
Image Retrieve
Merge pull request #76 from dosen/71-taxonomy-image

71 taxonomy image
fixes #71
add Backlinks and tests
randomized metrics
split module