Use link chain map instead of individual sequence getters
Replace use of link positions function with map
Remove obsolete function
Remove obsolete function
Merge pull request #335 from finnishtransportagency/introduce_map_operation_on_linkchain

Introduce map operation on linkchain
Improve logging in `OracleLinearAssetDao`
Separate speed limit split spec data to own file
Return mass transit stop's stored point instead of LRM position
Calculate WGS84 coordinates from mass transit stop geometry
Simplify `OracleSpatialAssetDao.getAssetPositionByExternalId`
Wrap WGS coordinates in a point in DAO layer