Fix broken examples, PEP8 formatting, README formatting#2

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x0xMaximus wants to merge 4 commits into2mh:masterfrom

Commits on Feb 25, 2015

PyBioC to follow PyFlakes & pep8 standards
x0xMaximus
committed

Commits on Feb 27, 2015

Commits on Mar 3, 2015

Example for BioC obj >> export (no file)
x0xMaximus
committed