closes #561
add palette param, closes #560
Merge pull request #564 from modilabs/titles-561

Titles 561
add option for vincent plot output
Fixes $in queries
Those two are used (and thus required) in tests
Merge pull request #565 from modilabs/vincent

add option for vincent plot output
Merge pull request #567 from modilabs/requirements-dev

requirements-dev.pip
consolidate replace_keys func
Merge pull request #566 from modilabs/mongodb_in_query

Mongodb "$in" queries not working
can pass query to delete method, closes #559
check that calculations are dicts
Merge pull request #569 from modilabs/delete-query

can pass query to delete method, closes #559
reset command, replace dataset with new data same id, closes #558
docs for reset command
Merge pull request #570 from modilabs/reset-558

Reset 558, went with a `reset` end-point and an optional `dataset_id` param for `create` in which case it will act like `reset`.
rename overlapping columns on join, closes #530
Merge pull request #572 from modilabs/overlap

rename overlapping columns on join, closes #530
parse dates for show and plot, closes #563
examples of text dates