% rehashUnitDBs  Refresh custom units caches
%   rehashUnitDBs refreshes custom units caches. It clears all previously
%   loaded custom units in cache, looks for custom unit database files
%   with extension .slunitdb.mldtax on MATLAB path, and loads units from
%   custom unit databases.
%
%   Example:
%       rehashUnitDBs
%
%   See also createCustomDBFromExcel.

%   Copyright 2019 The MathWorks, Inc.
%   Built-in function.
