v0.1.15

Added

• add MCMC samplers from ganesh to laddu
• use absolute value of mass and width in Breit-Wigner amplitude
• bump versions on ganesh, pyo3, and (rust) numpy and make appropriate updates for each

Fixed

• make some small corrections to the python example_1 and test out the built-in autocorrelation observer
• minor modification to allow for MSRV of 1.70

Other

• update the Future Plans section of docs (long overdue)
• update README to include a section about MCMC
• ignore pickle files
• use cargo-hack to run checks and tests over all features
• update tests to allow them to work with f32 feature