Document required versions

Signed-off-by: Michal Čihař <michal@cihar.com>
Parse quality even if it is an integer

Signed-off-by: Michal Čihař <michal@cihar.com>
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Currently translated at 26.1% (262 of 1002)
Add tip4commit

Signed-off-by: Michal Čihař <michal@cihar.com>
Translated using Weblate (Korean)

Currently translated at 26.4% (265 of 1002)
Merge remote-tracking branch 'origin/master'
Update help test for ssh host key

Took me 30 minutes of running keyscan and entering a full key then reading the source to realize that I only needed to enter a domain.
Merge pull request #477 from justhamade/master

Update help test for ssh host key
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Currently translated at 29.9% (300 of 1002)
Translated using Weblate (Korean)

Currently translated at 100.0% (14 of 14)
Merge remote-tracking branch 'origin/master'
Fix link to install documenation
Translated using Weblate (Korean)

Currently translated at 29.9% (300 of 1002)
Translated using Weblate (Korean)

Currently translated at 42.0% (421 of 1002)
Merge pull request #478 from justhamade/master

Fix link to install documentation, and update options requirement for easy pip install
Translated using Weblate (Traditional Chinese)

Currently translated at 100.0% (1002 of 1002)
Merge remote-tracking branch 'origin/master'
Remove pydns dependency

It should be pulled in by pyLibravatar, we don't want to list all
dependencies of libraries we depend on (issue #478).

Signed-off-by: Michal Čihař <michal@cihar.com>
Add Bountysource badge to README

Because you have some open bounties, we thought you might want to display this badge in your README!
Merge pull request #479 from bountysource-support/patch-1

Add Bountysource badge to README