Make the git viewer use the global libtlsf.a

Change-Id: Id529858f902aa7ffd3a63e4e335db2ac3c411430
Build libtlsf for all systems

libtlsf used not to be built for HWCODEC, but now that the gif
viewer uses libtlsf instead of building its own copy, libtlsf
is needed everywhere.

Change-Id: I730719c6a20e749adb8597056d2049b7758620e4
FS#12828 : french update

Change-Id: I586d0f08db08761f3949727b30eb120588d67fdc
Signed-off-by: Rafaël Carré <funman@videolan.org>
skin engine: Relax the AA load width/height checks

d6c6c07 changed the AA load tag to make sure the image width/heights
fit in the viewport, Revert this because it doesn't actually make
sense to check it here.

Change-Id: I3fe4b074ef8fe88560f2f894ec651027ea3642f4
checkwps: show a helpful error if the parser callback errors out

Change-Id: Ie3e35292ba8d74f0ff3d1bb3483a5e83aae0e6b6
more error handling for checkwps

Change-Id: I03055d045c0a8e0e63e17b290cc71c54a8dc3634
Revert "skin tags: fix the id3 track/disc numbers in conditionals"

This reverts commit a395a346719908e7d02ab7a742eb2b938dcc893d.
And fixes FS#12836 - need to rethink how to do this later.