Add Project charter, plan, and preliminary WBS
Merge pull request #17 from jiepu2/master

Add Project charter, plan, and preliminary WBS
add one page release summary
Merge pull request #18 from hackeryoung/master

add one page release summary
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.
Merge pull request #19 from JasonYJWANG/master

Version 4(with comment)
Merge pull request #21 from JasonYJWANG/master

Version 5 - common words filter and IG list done
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