3.3-6 (2016-01-14)
  * add get_predictions function for ensemble models

3.3-5 (2016-01-04)
  * MARS models are now computed throw earth package (was mda in previous verisons)
  * MARS now supports factorial explanatory variables
  * MARS now supports formula 


3.3-4 (2015-11-04)
  * update biomod tuning function (Frank B.)

3.3-3 (2015-10-27)
  * force sampling of each level of factorial variables
  * add 'betamultiplier' parameter to tune MAXENT.Phillips (Frank B. request)

3.3-00 (2015-10-05)
  MAJOR RELEASE
  * optimize the memory consumtion of projections and ensemble projections procedure
  * add the possibility to run MAXENT.Phillips with proper background data
  * classical version of MAXENT has been renamed MAXENT.Phillips
  * add a new version of MAXENT MAXENT.Tsuruoka

3.2-00 (2015-07-28)
  * add 3 new functions in biomod2 (Frank B. contribution)
  * BIOMOD_cv to control models cross validation procedure
  * BIOMOD_presenceonly to evaluate biomods models using boyce and mpa indices
  * BIOMOD_tuning to automatically tune BIOMOD_ModelingOptions parameters

3.1-59 (2014-10-23)
	* add model evaluation scores plottinfg function
	* dependence to ggplot2

3.1-53 (2014-08-06)
	* new ensemble models names to be more coherent with formal models names

3.1-44 (2014-05-20)
	* possibility to use user defined function to influence the way models are weighted in weighted mean ensemble models (Thanks to Frank B.)

3.1-43 (2014-05-20)
	* add of as.data.frame argument for get_evaluations() function to enable formal and ensemble models' evaluation scores merging

3.1-42 (2014-05-19)
	* enable ensemble forecasting models selection (Thanks to Robin E.) 

3.1-17 (2013-10-23)
	* add parameter to control amount of memory reserved for MAXENT calculations (via java) (Thanks to Burke G.)
	* optimisation of memory consumsion in models projections when do.stack argument is set to FALSE
	* binary and filtering projections output re-activated 


3.1-1 (2013-09-04)
	* limitation of package dependencies
	* fairely definition of package namespace
	* add functions to update biomod2 objects from a version to the current one

3.0.2 (2013-07-23)
	* new fonctions to evaluate a-posteriori models quality
	* remove weights for models scaling and set it FALSE by default

3.0.0 (2013-07-01)
	* major realeases!
	* ensemble models are now biomod2 models objects (should be predicted, evaluated, and you can do variables importance) the same way than all formal biomod2 models.
	* possibility to produce ensemble models response plot.
	* ensemble forecasting output is now a biomod2_preojection object: should be plotted...
	* ensemble forecasting is now doable without doing previous projections (even if it is still advised). Can work with raw explanatory variables.
	* getter and setter function have been renamed
	* new variable_importance function.
	* ...

2.1.37 (2013-06-12)
	* change (temporally?) gam default package from 'mgcv' to 'gam' to deal with memory (cache) over-consuming (Thanks to Burke G.)
	* update of response.plot2 function (optimization + deal with factorial variables)


2.1.32 (2013-05-30)
	* weights for user defined pseudo-absences are now supported (thanks to Rui F.)
	* deal with unknown factors predictions (thanks to Denis M.)

2.1.13 (2013-03-06)
	* Add ProbDensFunc() function to package to produce nice plots that show inter-models variability

2.1.12 (2013-03-04)
	* add rasterVis dependency for nicer biomod2 plots
	* PA.dist.min and PA.dist.max are now defined in meters  when you work with unprojected rasters in disk pseudo absences selection

2.1.9 (2013-02-28)
	* possibility to indicate manually which data should be used for calibration (resp. for validation) of models within BIOMOD_Modeling

2.1.9 (2013-02-27)
	* one var modeling supported (thanks Anne O.)
	* new options for response curves plotting (col, lty, data_species...)

2.1.8 (2013-02-25)
  * response plot supports now formal models

2.1.0 (2013-02-21)
  * MAJOR RELEASE
	* CRAN SUBMISION
	* add of a modelling.id arg (BIOMOD_Modeling) for prevent from no wanted models overwriting and facilitate models tests and comparisons (thanks Frank B.)
	* change of biomod2 dataset
	* vignettes and help files update (thanks Sam P. & Signe N.)
	* save link between modeling and projection objects
	* add pROC package dependency
	* add a modeling cleaner that remove modeling objects from both memory and hard drive: RemoveProperly()


2.0.11 (2013-02-18)
	* possibility to consider a user.defined pseudo absences selection (thanks to Signe N.)
	* possibility to switch off stepwise glm selection (thanks Frank B.)

2.0.9 (2013-02-15)
	* automatic save on hard drive of BIOMOD_Projection outputs

2.0.8 (2013-02-14)
	* BIOMOD_LoadModels supports multiple models input
	* deal with NA in evaluation table issue (thanks Frank B.)

2.0.7 (2013-02-12)
	* bug on weights corrected (thanks to Lugi M.)

2.0.3 (2013-01-18)
	* deal with MAXENT categorical variables and categorical raster input

2.0.0 (2013-01-17)
  * MAJOR RELEASE
	* CRAN SUBMISION
	* models built within biomod2 are now defined as "biomod2 models objects" (own scaling models, own predict function,...)
	* full paths are replaced by relative paths to favorise portability
	* harmonization of names of objects that are saved on hard drive (more coherence between functions)
  * possibility to save projections directly in raster format (.grd or .img)

1.x.x
	* development phase
