0.9.7

• FIX: Tour data (requests and submissions) contain corrupt data in .rec file
  b/c of pretty-printing (#437)
• UPD: Change permissions (+r) on binaries (#428)
• NEW: Add support for dumping POI in GeoJSON format (#439)
• FIX: create {static,utils}/index.html to avoid directory listing
• FIX: remove HikeBike layer (and control) from views (#442)
• UPD: Autoload track in Recorder views / tours (#441)
• NEW: Optionally enhance API data with timezone at location's position (#444)
• UPD: locations API returns Recorder version number alongside count/status
• NEW: add experimental utility with which to enhance ghash/ with tzdata
• UPD: location and tzname are stored in ghash cache only if they're non-null
• UPD: Reduce default size of LMDB to 5368709120 (5GB); it can be configured via environment
• UPD: Improve gcache error handling
• FIX: Add missing OTR_HTTPPREFIX to ot-defaults (#440)