Fix potential issue for neon implement on encoder mode decision.
Error happens when ME_REFINE_BUF_STRIDE is not equal to 32.
[Encoder UT] sample UT code refactor
    update level_idc setting
Merge pull request #704 from JuannyWang/sampleNow

[Encoder UT] sample UT code refactor
Merge pull request #705 from ruil2/enc_update_2

    update level_idc setting
Merge pull request #707 from dongzha/FixIssueMcNEON

Fix potential issue for neon implement on encoder mode decision.
     add complexity calculation in workflow
Merge pull request #708 from ruil2/enc_complexity_update

     add complexity calculation in workflow
use macro
Merge branch 'master' of https://github.com/cisco/openh264 into fme_merge74

Conflicts:
	codec/encoder/core/src/wels_preprocess.cpp