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* Fixed incorrect usage of subprocess.run(). See https://github.com/elmotec/codemetrics/issues/1.
* Factored common logic between git and svn. Bug fixes.
* Fixed test_core following https://github.com/pandas-dev/pandas/pull/24748 (Pandas 0.25.X)
* Added script `cm_func_stats` that generates statistics on the function passed as argument.
* Added appveyor support for Windows.
* Documentation.
* Fixed retrieval of added and removed lines when there are spaces in a file name.
* Fixed indexed input in `get_mass_changes`.
* Fixed handling of removed files in `svn.get_diff_stats`.
* Fixed handling of branches in `svn.get_diff_stats`.
* Started changing interfaces to leverage apply and groupby.
* Added lines added/removed for Subversion.