Add a tweak to change the image compression quality used by the content server when it makes thumbnails.
Add some recipes of Uruguay.

Add 10minutos.recipe (News of Salto)
Add diario_el_pueblo.recipe (News of Salto)
Add diario_salto.recipe (News of Salto)
Add unoticias.recipe (News of Montevideo)
ebookpoint plugin: exclude audiobooks from list of items
Add padreydecano.recipe, update el_observador...

Add padreydecano.recipe (C.A. Peñarol related news)
Update el_observador.recipe it was broken for a long time.
Use much less memory when reading and writing cache
More cache work -- remove some code, get rid of old file.
ebookpoint plugin: exclude audiobooks from list of items
Make metadata cache reading slightly more robust
remove 'The H' recipe

Unfortunatelly they're not publishing any more:
http://www.h-online.com/open/news/item/The-H-is-closing-down-1920027.html
Fix virtual libraries template function

The virtual libraries template function was overriding the cache used
for format_metadata in the ProxyMetadata object.
Merge branch 'master' of https://github.com/cbhaley/calibre

Add a tweak to control quality of thumbnails generated by the content
server.

Also improve cache usage performance of the wireless device driver.
Merge pull request #104 from t3d/eb

ebookpoint plugin: exclude audiobooks from list of items
Merge pull request #105 from t3d/master

remove 'The H' recipe
Update Neu Osnabrucker Zeitung
Update AM 730 and Ming Pao (HK)
Merge branch 'master' of github.com:kovidgoyal/calibre
calibredb: Allow setting fo title sort field

Fixes #1233711 [CalibreDB: title_sort is not a known field](https://bugs.launchpad.net/calibre/+bug/1233711)
DOCX Input: Handle numbering without character styles

DOCX Input: Fix erorr when converting docx files that have numbering
defined with no associated character style. Fixes #1232100 [Private bug](https://bugs.launchpad.net/calibre/+bug/1232100)
Merge pull request #102 from t3d/stores

Remove Bookoteka store, as they don't sell ebooks any more
Various Uruguayan news sources by Carlos Alves

Merge branch 'recipes_uruguay' of https://github.com/carlosalves90/calibre