Use "python -m coverage" instead of coverage cli

As requested by the Debian package maintainer, this makes the
coverage report work more easily on Debian/Ubuntu

Change-Id: Ibed9e164c89543b679393ee18ccdb4a15bdea6d7
Closes-Bug: #1241330
Fix incorrect indentations found by Pep 1.4.6+

Pep 1.4.5 had several bugs with checking indentation of
hanging and nested sets. Fix fallout.

Change-Id: I68878b597e138ecec2d7008380e3a9d2140d0bee
Updated from global requirements

Change-Id: I7ad1f50d902e50bd9a836a57c261134eb405c730
Merge "Use "python -m coverage" instead of coverage cli"
Merge "Updated from global requirements"
Merge "Fix incorrect indentations found by Pep 1.4.6+"