Fix whitespace
Remove support for Gstreamer 1.0
autogen: Download fluendo common build tools if not already there
Adjust time (base time) before feeding to indexer rather than after

This means that there is less information required on the "seeker" side
of the equation and should make it easier to handle PCR wrapping.
Add gst_shifter_cache_get_total_bytes_received
flutsbase: Only pass TIME based seeks to derived class