* qatar/master: (31 commits)
tiffenc: initialize forgotten avctx.
avplay: free the active audio packet at exit.
avplay: free rdft data used for spectrogram analysis.
log.h: make AVClass a named struct
fix ac3 encoder documentation
vc1: more prettyprinting cosmetics
vc1: prettyprint some tables
vc1: K&R formatting cosmetics
AVOptions: bump minor and add APIchanges entry.
cmdutils/avtools: simplify show_help() by using av_opt_child_class_next()
AVOptions: rename FF_OPT_TYPE_* => AV_OPT_TYPE_*
Remove all uses of deprecated AVOptions API.
AVOptions: add av_opt_next, deprecate av_next_option.
AVOptions: add functions for evaluating option strings.
AVOptions: split get_number().
AVOptions: add av_opt_get*, deprecate av_get*.
AVOptions: add av_opt_set*().
AVOptions: add new API for enumerating children.
rv34: move inverse transform functions to DSP context
flvenc: Write the right metadata entry count
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