Version 0.2.0
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New functions:
* Added functions `weight` and `weight2` to weight vectors.
* Added functions `wtd_sd` and `wtd_se` to compute weighted standard deviations and standard errors.
* Added function `merMod_p` to compute p-values for merMod-objects.

Changes to functions:
* `r2` now supports `plm` objects.

Bug fixes:
* Fixed typo in print-method for `icc`.

Version 0.1.0
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General:
* Initial release on CRAN.