[tracker] (15 commits) Non-fast-forward update to branch sam/readme-updates

[Sam Thursfield <sthursfield src gnome org>]

The branch 'sam/readme-updates' 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:

  00fd07f... README: Turn links into hyperlinks.
  deb7453... README: Remove description, features and use-cases section
  dcc1509... README: Prominently mention the two different tracker repos
  a463d3f... README: Remove more obsolete info
  8f55348... README: Modernize the compiling and running sections
  1194a2f... README: Add note about missing dependency errors

Commits added to the branch:

  2cd98af... utils/sandbox: Use PEP8 code style (*)
  1d758d5... utils/sandbox: Specify Tracker version to import (*)
  fe35923... utils/sandbox: Be clearer when we are reusing a D-Bus sessi (*)
  da0f79f... utils/sandbox: Separate --search and --query options (*)
  67b59fc... utils/sandbox: Don't set environment variables (*)
  2a26e8b... Merge branch 'sam/sandbox-fixes' into 'master' (*)
  ef3fa4a... utils/sandbox: Misc PEP-8 cleanups (*)
  7f6f8d4... Merge branch 'wip/jfelder/sandbox-cleanup' into 'master' (*)
  fd587b6... build: Bump version to 2.3.0 in master (*)
  e88ba88... README: Turn links into hyperlinks.
  5659646... README: Remove description, features and use-cases section
  ea4263b... README: Prominently mention the two different tracker repos
  23509b0... README: Remove more obsolete info
  f87e0f9... README: Modernize the compiling and running sections
  a06a4fa... README: Add note about missing dependency errors

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