remco v0.7.0

Tests

• e73f2c0 some basic tests for the log package
• d4eaefc executor tests
• 3a22136 better config tests
• 6cf21f1 slightly better fileutil tests
• f46267c some more unit tests
• 70949d0 template: more tests
• 48f634b one more test
• c94539d even more tests

Changes

• 252e801 template filters: replaced parseJSON and parseJSONArray with parseYAML and parseYAMLArray (the new filters can parse both, json and yaml)

Buf fixes

• e1529f8 runner: fixed race condition
• 984e7ec memkv: fixed panic while purging