Release v0.6.0

Features:

• Filter unfinished records in GET /b/:bucket/:entry/list
  endpoint, PR-106
• Add content-type header to responses, PR-107
• Add max_block_records to bucket settings, PR-108
• Add HEAD /alive method for health check, PR-114

Bugs:

• Fix Web Console for RS_API_BASE_PATH, PR-92
• Fix wasting disk space in FSX filesystem, PR-100
• Fix base path in server url, PR-105
• Fix updating record state in asynchronous write
  operation, PR-109
• Fix SEGFAULT when entry removed but async writer is
  alive, PR-110
• Fix removing a block with active readers or
  writers, PR-111
• Fix loading bucket settings from disk, PR-112
• Fix 404 error for react routes, PR-116
• Fix no token error message, PR-118
• Fix updating bucket settings, PR-119

Other:

• Optimise write operation, PR-96
• Add benchmarks and refactor block management PR-99
• Add curl to deploy image PR-104
• Disable SSL verification in API tests, PR-113