Remove run command only when showing help.

Removing 'run' command always (like in 11dc1456) breaks running
individual tasks.
Merge pull request #729 from punchagan/fix-running-tasks

Remove run command only when showing help.
let's use coveralls.io
Merge branch 'master' of github.com:getnikola/nikola
exclude alternative imports from coverage
Fix #734
be more specific about python versions
refuse to install in the python versions we don't support
Updated changelog
if you gonna test, you need nose
Fix #735
Fix #731
Undo #722/d06a27c/cf0f1b1/200e236, via #733/d5720a6

(no suport for Python 3.2)

Signed-off-by: Chris “Kwpolska” Warrick <kwpolska@gmail.com>
mention flake8
add argument to link existing issues to pull requests
Fix #738
log for utils and imports
log for planetoid
this being in install does not make sense

Signed-off-by: Chris “Kwpolska” Warrick <kwpolska@gmail.com>
misaligned…

Signed-off-by: Chris “Kwpolska” Warrick <kwpolska@gmail.com>