New Version
Merge pull request #18 from hackeryoung/master

add one page release summary
Version 3&4
Merge pull request #16 from JasonYJWANG/master

Version 3, add word count matrix and information gain, however the ig are not calculated properly needs to be fixed.
Version 4(with comment)
Merge pull request #19 from JasonYJWANG/master

Version 4(with comment)
Version 5

Filter the common used words and work out the correct information gain
for each words(NAN for useless words-appear in every essay). Need to
filter the characters other than A-Z and -.
Merge pull request #21 from JasonYJWANG/master

Version 5 - common words filter and IG list done
Bug fixed (08/11/2014)

1. fix the bug in the information gain formula
Class: GetInformationGain
Method: getIGMatirix
Line: 149
double IG = this.entropy + pw * getLogSum(pcwf) +
(1-pw)*getLogSum(pcw_bf);
second * was amended from “+”
2. Filter the useless characters other than “A~Z” And “-“
Analysis Report(Jason)
Merge pull request #22 from JasonYJWANG/master

Bug fixed (08/11/2014)
Finish code refactoring and building matrix, IG, vectors, and classify the document, however the path and file structure is not well formated. Will be done in next version. run.java is only for testing purpose, please ignore
Finish code refactoring, and classification. The file structure is changed.
Remove the files not used on github
Add all the testcases, change the main function to let it accept user input training data path, build runnable jar in Release
Remove the useless Folder under Release
Modify gitignore file to commit jar file to github
Meeting Minutes and OOAD report
Merge pull request #23 from JasonYJWANG/master

Meeting Minutes and OOAD report
add comment to classes, build javaDoc, user manual, meeting minute and other needed documents added