species v0.6.0

• The calibration spectrum of Vega has been updated to the latest version from STScI CALSPEC
• Added vega_mag parameter to the configuration file
• Refactored the data.vega module
• Added optional zero_point parameter to SyntheticPhotometry
• The zp_flux parameter of magnitude_to_flux is set to deprecated
• Improved CompareSpectra functionalities
• Added add_custom_model to Database for adding manual grid
• Support for fitting vsin(i) and RV parameters with FitModel
• Refactored the ReadIsochrone class
• Added get_photometry and get_spectrum methods to ReadIsochrone
• Support for non-self-consistent coupling with atmospheric models in ReadIsochrone
• Added extra_param parameter to several methods of ReadIsochrone
• Using pooch for downloading grids of model spectra
• Support for using ATMO isochrones and grids of model spectra
• Added ext_filter parameter to FitModel and convert_to_av function to dust_util
• Remove NaN fluxes when calculating synthetic photometry from spectrum
• Check for NaNs when sampling the uncertainty on a synthetic flux
• Improved use of field_range parameter in plot_color_color and plot_color_magnitude
• Additional attributes in SynphotBox
• All plot functions return the Figure object such that manual adjustments are possible
• Added radius attribute to IsochroneBox and CoolingBox
• Added return_box parameter to get_flux and get_magnitude in ReadModel
• Multiple smaller improvements and bug fixes
• Updated documentation, tutorials, and docstrings
• Overall maintenance and code style improvements