[tracker-miners] (29 commits) ...Merge branch 'wip/carlosg/coverity-fixes' into 'master'

[Sam Thursfield <sthursfield src gnome org>]

Summary of changes:

  0c5900d... libtracker-miners-common: Drop check for variable being NUL (*)
  cc9b662... tracker-extract: Drop NULL check (*)
  af36a40... tracker-miner-fs: Fix double free (*)
  0426f44... tracker-extract: Fix off by one (*)
  91cbc4a... tracker-extract: Delay freeing up task (*)
  3c65b3d... libtracker-miner: Fix use after free (*)
  e7e3bfd... tracker-extract: Move variable initialization (*)
  90cafd9... tracker-extract: Stick to the first xmp/exif metadata found (*)
  12ce68d... libtracker-extract: Plug leak (*)
  6587def... tracker-extract: Plug leak (*)
  a6743eb... tracker-extract: Stick to the first xmp/exif metadata found (*)
  61859e2... cli: Plug leak (*)
  54885d2... tracker-miner-fs: Plug leak (*)
  37fb76a... tracker-writeback: Plug leak (*)
  23118d4... cli: Plug leak (*)
  988a94a... tracker-miner-fs: Plug leak (*)
  7136849... tracker-extract: Strengthen condition in epub extractor (*)
  3e3f586... tracker-writeback: Plug leak (*)
  4351920... tracker-extract: Plug leak (*)
  a07e92b... cli: Plug leak (*)
  fe218c5... cli: Check directly return value of g_key_file_load_from_fi (*)
  3f958e4... libtracker-miners-common: Warn when failing to create folde (*)
  88ca754... tracker-writeback: Check return values of g_file_move/delet (*)
  f26301c... tracker-extract: Use correct signedness for variable (*)
  15ec4db... tracker-extract: Set a fixed max to look for the biggest im (*)
  3817b20... tracker-miner-fs: Fix use after free (*)
  ffc9be8... tracker-writeback: Fix use after free (*)
  846359d... libtracker-miner: Plug possible leak on error paths (*)
  f2fee1a... Merge branch 'wip/carlosg/coverity-fixes' into 'master'

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