Adjust pylint config
Increase allowed module size
Fix revert testing
Skip backend tests for fuzzy, it does not work on some backends
Suggestions are now manipulated using POST

Fixes #291
Privileges for suggestion voting (issue #248)
Show number of votes with voting enabled (issue #248)
Correct condition for suggestion accept and delete buttons
Implement suggestion voting (issue #248)
Add separate testcase for suggestions
Add test for voting (issue #248)
Test we stay on same unit after voting
Add separate privilege for suggestion voting (issue #248)
Add vote accepts same params as accept (for passing it there)
Automatic accepting of suggestions after voting (issue #248)
Automatically add vote to own suggestion (issue #248)
Document suggestion voting (issue #248)
Disable direct translations when auto voting enabled  (issue #248)
Validate voting setup (issue #248)
Document some use cases