Merge pull request #796 from huili2/new_seq_au_reorder

fix order of new AU and new Seq
Fix a bug in deblocking for neon 32 bit arm implementation
clear active PS when only IDR meets
Merge pull request #826 from huili2/clear_active_ps

clear active PS when only IDR meets
Add a unit test for deblocking
fix a commit bug for console app
Merge pull request #830 from ruil2/console_bug

fix a commit bug for console app
Merge pull request #829 from dongzha/FixBugforDeblocking

Fix a bug in deblocking for neon 32 bit arm implementation for master
Merge pull request #823 from mstorsjo/deblock-unittest

Add a unit test for deblocking