Refactors:
- package rename from net.sf.libai to libai
- Removed dependency to JProgressBar from NeuralNetwork class
- Removed static fields on NeuralNetwork class
Corrected misspelled words
Upgraded netbeans project files
Added Naive bayes
Refactor of package trees into classifiers.trees
Moved functions and kernels to pagkages inside common
Added Naive bayes
Refactor of package trees into classifiers.trees
Moved functions and kernels to pagkages inside common
Merge remote-tracking branch 'refs/remotes/origin/master' into bayes

Conflicts:
	src/net/sf/libai/fuzzy/Condition.java

Save and load function for Bayes
Precalculated training of the parameters.
Minor refactors typo
added draft (still incmplete) of the bayes network procedure
Merge pull request #2 from kronenthaler/bayes

Bayes