Improve coincidence queries

Accept data as either a path or already opened PyTables file
Bump version to 0.9.17

Add option to pass an open PyTables file to coincidence_query
(cherry-picked from refactor_reconstructions)
Merge branch 'master' into refactor_reconstructions
Dump version to 0.9.20

- New direction reconstructions
- New transformations
- New simulations
- etc..