[tracker] (9 commits) Non-fast-forward update to branch wip/carlosg/grilo-fixes

[Carlos Garnacho <carlosg src gnome org>]

The branch 'wip/carlosg/grilo-fixes' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  3c322c8... libtracker-data: Accept statement bindings in limit/offset
  a6c4aa9... libtracker-data: Don't add select variable unless on topmos
  1386b18... libtracker-data: Improve error message of BIND() variable e
  ff5bd02... libtracker-data: Propagate remote error messages through th
  07eefe8... libtracker-data: Ensure subselects propagate the SelectClau

Commits added to the branch:

  492805d... libtracker-sparql: Check length in get_value_type (*)
  6897570... Merge branch 'wip/phako/colomn-is-bound' into 'master' (*)
  87ab73e... libtracker-data: Accept statement bindings in limit/offset
  463e2db... libtracker-data: Don't add select variable unless on topmos
  b868d51... libtracker-data: Improve error message of BIND() variable e
  96c7cb1... libtracker-data: Propagate remote error messages through th
  12abe96... libtracker-data: Ensure subselects propagate the SelectClau
  7297788... tests: Add tests for binding arguments in limit/offset
  27b9ada... tests: Add tests for UNION of subselects with different var

(*) This commit already existed in another branch; no separate mail sent