📰 add mising files

.isort.cfg

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+[settings]
+line_length=79
+known_first_party=pyexcel,xlrd,xlwt
+known_third_party=mock,nose
+indent='    '
+multi_line_output=3
+length_sort=1
+default_section=FIRSTPARTY
+no_lines_before=LOCALFOLDER
+sections=FUTURE,STDLIB,FIRSTPARTY,THIRDPARTY,LOCALFOLDER

lint.sh

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+pip install flake8
+flake8 . --exclude=.moban.d,docs,setup.py --builtins=unicode,xrange,long