issue #40 change libraries ver 4.2.1
issue #41 change libraries ver 4.3.0
issue #43 change libraries ver 4.3.1
issue #43 change libraries ver 4.3.1
issue #42 change default enablePositionIncrements
issue #44 change libraries ver 4.4.0
issue #42 change default enablePositionIncrements
issue #44 change libraries ver 4.4.0
issue #45 call super.end() in GosenTokenizer.end()
issue #45 change libraries ver 4.5.0
issue #45 change libraries ver 4.5.0
issue #46 change libraries ver 4.5.1
fogot update from 4.4.0
issue #47 change libraries ver 4.6.0
change for next release
fix issue #49 change libraries ver 4.6.1
fix issue #50 change libraries ver 4.7.0
fix issue #51 change libraries ver 4.7.1
change for next release
fix issue #52 change libraries ver 4.7.2
fogot old jar file deletion
fix issue #53 change libraries ver 4.8.0 and JDK >= 7
fix issue #54 change libraries ver 4.8.1