Cosmetic: remove execute bits from pmt.cpp.
fallback tuner: have isPlayable return magic number 2 for services
that cannot be played locally (when fallback tuner is selected).

This is a preparation for skin support to come.
cosmetic: db.cpp: consistent coding style.
fallback tuner: skin support for remote services.

Signed-off-by: Erik Slagter <erik@openpli.org>
fallback tuner: Tiny optimisation on previous commit
0b3c94fbc52e5378d2569d6baccfbade3d7a01bd.
cosmetic: listboxservice.cpp: fix a trivial warning.
Merge branch 'master' of git://git.code.sf.net/p/openpli/enigma2