svg output fixed
More honest bootstrap consensus tree.
Merge pull request #7 from Frenzie/master

More honest bootstrap consensus tree.
cross-validation issue fixed: in some cases, a given sample could be mistakenly selected twice into test set
delete.stop.words + manpage added
separate function for culling implemented
stylo() supports new culling
classify() works with culling()
gui.oppose() has a manpage
new options in make.samples(), the function make.polygons() extracted from oppose()
new functionalities merged