Merge pull request #24 from gyk001/develop

2.0.6-SNAPSHOT
@type and dynamic binding bug fix
Merge branch 'develop' of https://github.com/javamonkey/beetl2.0 into develop
null pointor bug fix
emtpy tag bug fix
doc refine
Merge branch 'master' of https://github.com/javamonkey/beetl2.0