Changes in version 2.1.2 (2016-07-27)                  

    o   conv_dim():	added notice that conv_dim() is now deprecated in this package and has been transfered to a more appropriate package: measurements

    o   conv_unit():	added notice that conv_unit() is now deprecated in this package and has been transfered to a more appropriate package: measurements

                 Changes in version 2.1.1 (2016-07-14)                  

    o   conv_unit():	fixed a bug where negative coordinate values were not properly converted

    o   conv_unit():	fixed a bug where NA values were returned as strings containing "NA"s rather than returning NA when converting coordinate units

                 Changes in version 2.1.0 (2016-03-05)                  

    o   conv_unit():	added dimension: count

    o   conv_unit():	added unit options: Ma (duration), point (length), carat (mass)

                 Changes in version 2.0.0 (2016-01-18)                  

    o   conv_dim():		new function

    o   conv_unit():		MAJOR UPDATE: added functionality to accept objects passing character strings for unit parameters (from and to) at the cost of losing ability to use unquoted arguments

    o   conv_unit():		added unit options: mph_per_sec and kph_per_sec (acceleration), kJ (energy), Sv (flow), fathom and parsec (length), Pg (mass), km_per_day and mi_per_day (speed), km3, mi3, and imp_cup (volume)

    o   conv_unit():		removed "lb" ("lbs" remains) and the mis-spelled "hectacre" ("hectare" remains)

    o   Q10calc():		removed function to clarify focus of the package

    o   summ_stat():		new function

    o   which.closest():	new function

                 Changes in version 1.3.0 (2015-02-01)                  

    o   conv_unit():	added unit options: angstrom and au (length), light and mach (speed), ul (volume)

    o   conv_unit():	added "lbs" as a synonym for "lb" (mass)

    o   conv_unit():	increased efficiency and speed of coordinate unit conversions

    o   Q10calc():	new function

    o   range_seq():	new function

                  Changes in version 1.2 (2014-11-07)                   

    o   conv_unit():	added dimensions: angle, coordinate

    o   conv_unit():	added unit options: hectare (area), R (temperature), dm3 and dl (volume)

    o   geom_mean():	new function

    o   minor modifications to conv_unit help page

                  Changes in version 1.1 (2014-08-29)                   

    o   conv_unit():	added dimensions: acceleration, energy, flow, power, and temperature

                  Changes in version 1.0 (2014-06-26)                   

    o   conv_unit():	new function

    o   se():		new function