[tracker] (29 commits) ...Merge branch 'return-types'

[Martyn James Russell <mr src gnome org>]

Summary of changes:

  8eba791... libtracker-sparql, -bus, -data: Added ValueTypes and variab (*)
  a9657c0... libtracker-data: Implement tracker_sqlite_cursor_get_variab (*)
  87b3f0d... libtracker-data: Store types of query results (*)
  bc80938... libtracker-data: Implement tracker_sqlite_cursor_get_value_ (*)
  86188ed... tracker-store: steroids: Use alloca instead of malloc (*)
  ab5a559... tracker-store, libtracker-bus, -client: Implement get_value (*)
  7b08d8d... tracker-store: Ensure inline compilation of alloca by addin (*)
  3ccddd4... tracker-store, libtracker-bus, -client, -common, -data: Imp (*)
  4e557f5... tracker-store: steroids: Fix memory leak (*)
  3269605... libtracker-data: Fix variable name support (*)
  3dc1fc7... Implement fetching variable-names further, not working yet (*)
  203731c... Fixing issues with variable-names returning (*)
  b255444... functional-tests: Added some comments to the query tests (*)
  da6e7ee... Fixed that you need to run cursor.next() a first time to ge (*)
  bb7efde... libtracker-bus: Fixed a leak (*)
  5f653bf... functional-test: Added the value-type to the test (*)
  f088d23... libtracker-bus: Fixed strange column-1 thing (*)
  fec2ef4... Fix issues in return-types, caught by unit tests and other  (*)
  581203b... libtracker-bus: Don't use returned variable_names in case o (*)
  1ddd2b9... libtracker-bus: Use g_return_val_if_fail instead of if(fail (*)
  d942aef... Require DBus 1.3.1, removed dead code now that we don't sup (*)
  af7c4c4... libtracker-sparql: Updated documentation (*)
  b4b29a6... libtracker-sparql, -data: Add boolean to ValueType and add  (*)
  e5a859f... libtracker-data: Implement optimized versions for direct-ac (*)
  5404d0e... libtracker-data, -sparql, functional-tests: Fixed some revi (*)
  bb4f6b4... libtracker-bus: Implement get_variable_name and get_value_t (*)
  5ae660d... Fixed coding style issues (*)
  d0244ca... libtracker-sparql: Fixed places where column is an int not  (*)
  beb7417... Merge branch 'return-types'

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