add fog cn east 1 & handle some cf code

[codecov[bot]]

Codecov Report

Merging #387 (0dbbbf4) into master (ab024e2) will decrease coverage by 3.40%. The diff coverage is 2.31%.

:exclamation: Current head 0dbbbf4 differs from pull request most recent head 38556d2. Consider uploading reports for the commit 38556d2 to get more accurate results

@@            Coverage Diff             @@
##           master     #387      +/-   ##
==========================================
- Coverage   80.52%   77.12%   -3.41%     
==========================================
  Files         105      105              
  Lines        7642     7732      +90     
==========================================
- Hits         6154     5963     -191     
- Misses       1488     1769     +281     

Impacted Files	Coverage Δ
QiniuSDK/Common/QNFixedZone.m	83.15% <0.00%> (-10.89%)	:arrow_down:
...tp/Request/HttpClient/UrlProtocol/QNCFHttpClient.m	29.65% <0.00%> (-9.49%)	:arrow_down:
QiniuSDKTests/QNFileRecorderTest.m	37.50% <33.33%> (-57.03%)	:arrow_down:
QiniuSDK/Collect/QNReportItem.m	81.91% <100.00%> (ø)
QiniuSDK/Storage/QNUploadManager.m	88.38% <100.00%> (+16.55%)	:arrow_up:
QiniuSDK/Utils/QNAsyncRun.h	0.00% <0.00%> (-100.00%)	:arrow_down:
QiniuSDK/Storage/QNFormUpload.m	71.05% <0.00%> (-28.95%)	:arrow_down:
QiniuSDK/Http/Request/QNHttpSingleRequest.m	72.97% <0.00%> (-25.68%)	:arrow_down:
QiniuSDK/Common/QNAutoZone.m	77.39% <0.00%> (-17.40%)	:arrow_down:
... and 14 more

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