Add tagbar feature

Author: wsdjeg

README.md

@@ -13,6 +13,9 @@ requirement
 
 4. [Shougo/unite.vim](https://github.com/Shougo/unite.vim)
 
+5. [tagbar](https://github.com/majutsushi/tagbar)
+
+
 install
 
 - [neobundle.vim](https://github.com/Shougo/neobundle.vim)

plugin/javaunit.vim

@@ -34,7 +34,7 @@ function JaveUnitTestMethod(args,...)
         let currentClassName = expand("%:t:r")
     endif
     if a:args == ""
-        let cwords = expand('<cword>')
+        let cwords = split(airline#extensions#tagbar#currenttag(),'(')[0]
         if filereadable('pom.xml')
             let cmd='java -cp "'
                         \.g:JavaUnit_tempdir