[FIX] set pillow version in travis requirements, version 8.0 PR are failing (#402)
[FIX] set pillow version in travis requirements, version 8.0 PR are failing (#402)

take a look to https://github.com/OCA/sale-workflow/pull/388
OCA/maintainer-quality-tools,ERP-Ukraine/maintainer-quality-tools,OCA/maintainer-quality-tools,dreispt/maintainer-quality-tools,dreispt/maintainer-quality-tools,gurneyalex/maintainer-quality-tools,gurneyalex/maintainer-quality-tools,dreispt/maintainer-quality-tools,OCA/maintainer-quality-tools,acsone/maintainer-quality-tools,acsone/maintainer-quality-tools,acsone/maintainer-quality-tools,ERP-Ukraine/maintainer-quality-tools,ERP-Ukraine/maintainer-quality-tools,gurneyalex/maintainer-quality-tools