bug
Merge branch 'master' of https://github.com/acouderc/e-traverses
test
Merge branch 'master' of https://github.com/acouderc/e-traverses
Merge branch 'master' of https://github.com/acouderc/e-traverses
Merge branch 'master' of https://github.com/acouderc/e-traverses
del + correc bug lines
merge views