[fix] frappe/erpnext#1510
[fix issue No #1510]
[fix issue No #1510]
[new fix issue No #1510]
Add Polish language to setup wizard.
Add csv file with initial translations.
[fix-remarks-changed-issue#110]
Merge https://github.com/frappe/erpnext into purchase-invoice-fix
Merge branch 'develop' of https://github.com/frappe/erpnext into purchase-invoice-fix
Minor fix in maintenance schedule
Project query fixed
Merge pull request #2091 from nabinhait/hotfix

Minor fixes
Packing list visibility issue
Minor fix in status updater
Merge pull request #2093 from nabinhait/hotfix

Packing list visibility and update status on communication
Fixex in payment reconciliation
Merge pull request #2096 from nabinhait/hotfix

Fixex in payment reconciliation
Escaped item group value in pricing rule condition
Merge pull request #2097 from nabinhait/hotfix

Escaped item group value in pricing rule condition
Update pricing_rule.py