fixed skipping first key frame in mp4 streamer
implemented hls key auto-generation
fixes in hls encryption
added keys directory handling
read hls key from old playlist
Explicitly signal HE-AAC in DASH manifest

This works around an issue in the Chromium MediaSource implementation[1].
Chromium will not play a video when the audio track uses HE-AAC, unless it is
explicitly signaled in the manifest.

[1]: https://code.google.com/p/chromium/issues/detail?id=370927#c3
make aes iv big-endian
fixed hls key path
renamed directives
fixed style
optimized aes128 encryption in mpegts writer
implemented key id recovery from iv
fixed encryption
fixed return code
zero fragments_per_key now means one key per stream
fixed path allocation
Merge pull request #458 from saintdev/for-upstream

Explicitly signal HE-AAC in DASH manifest
fixed issue with multiple access_logs
Merge branch 'master' of github.com:arut/nginx-rtmp-module
Update ngx_rtmp_mpegts.c

Fixes for "warning C4244: '=' : conversion from 'uint64_t' to 'u_char', possible loss of data"