Merge pull request #309 from manio/master

Fix loading charset overrides list
muxer pass: correct program number in PMT generation
webui: Fix "Page: All" display by using a large value for it instead of -1
linuxdvb: was not storing ATSC configuration, fixes #1867.
support: add ccache support to configure script
linuxdvb: fix bug stopping adapter path fallback working. fixes #1855.
capmt: adjust for recent OSCam frame change

Additional byte describing adapter index was
added to the beginning of the frame.
It only affect tvh capmt mode 2.