v0.17.0

0.17.x (2020-05-15)

• Added support for operations on dimensionless variables (units = '1')
• Moved xclim.locales to xclim.core.locales in a batch of internal changes aimed to removed most potential cyclic imports cases.
• Missing checks and input validation refactored with addition of custom missing class registration (xclim.core.checks.register_missing_method) and simple validation method decorator (xclim.core.checks.check).
• New xclim.set_options context to control the missing checks, input validation and locales.
• New xclim.sdba module for statistical downscaling and bias-adjustment of climate data.
• Added convert_calendar and interp_calendar to help in the conversion between calendars.
• Added at_least_n_valid function, indentifying null calculations based on minimum threshold.
• Added support for freq=None in missing calculations.
• Fixed outdated code examples in the docs and docstrings.
• Doctests are now run as part of the test suite.