[ADD] module account_balance_line
replace osv.Model by orm.Model
remove noqa
[ADD] Add account_journal_period_close_module
[DOC] account_journal_period_close: improve module description
Merge pull request #19 from nbessi/normalize_travis_with_head_70

Normalize travis with head of quality tools
fix newline at eof
Merge pull request #18 from acsone/7.0-add-account-journal-period-close

[7.0] Add account journal period close
Merge pull request #1 from yvaucher/7.0-add-account_balance_line

[ADD] account_balance_line: Add a balance total for grouped lines in move line view.

Balance field will only be shown when move lines are grouped by account or filtered by account.
[FIX] pep8 line length to 80, activate pep8 check in travis, and add noqa on scenario while waiting improvement of quality-tools