v2.0.3 🌈

• Bugfixing from davide.ciarmiello fork @davideciarmiello (#19)
• Merge pull request #19 from davideciarmiello/master
• fix manifest config flow order
• Merge branch 'vermut:master' into master
• fix raise ex. TypeError: exceptions must derive from BaseException
• fix api heartpeat, default from app is 50seconds. fix api errors, using a custom get_retry_delay sensors now is in percentage