i18nTest: Simpler use of importlib
BearTest: Translate string before formatting
README: Remove unneeded indentation

This makes a vertical scrollbar appear on the README page at github
which is bad. Thus lets remove them.
RESULT_SEVERITY: Add tests
ConsoleOutputter: Mark _print_result translatable
ConsoleOutputter: Allow redirection to file
ConsoleOutputter: Add special case for file=None
ConsoleOutputter: Test print_result too
OutputterTest: Test LineResult on print_result too
BearRunnerTest: Fix invalid length check

https://github.com/sils1297/coala/issues/105
gitignore: Add coverage.xml
FileCollector: Remove unneeded brackets
ResultTest: Remove unneeded setUp()
Result: Add comparision routines
ConfWriterTest: Correct name