started adding docs and dim for timezone support
added dim_timezone
added most recent dim_timezone
updated docs for timezone support
typo in docs
updated docs to include more timezone info
changed bounds for hours to be more sensible
using dict comprehension
query now using positional arguments
added tests, refactored so builtin dim content is imported
fixed problem with 15 minute increments one three timezones
fixed merge conflicts in requirements
fixed import
added EOL chars, made dim_date start a var
Merge pull request #61 from onefinestay/timezone_support

Timezone support