Changes in 1.3:
	- Fixes to the output.


Changes in 1.2:
	- New plotting function plotZHistory.
	- Changes in manual.


Changes in 1.1:
	- Fixed a bug making get*Formula functions throw error
	when Boruta was run with formula provided as a variable. 
	- Fixed minor documentation inconsistency.


Changes in 1.0:
	- First public release.
