Merge pull request #3 from javer/master

Full localization and Russian translation
Merge pull request #4 from javer/master

Application menu and time entry editing form fixes
Add thank you to docs page'
Update README.md
Merge pull request #11 from sylvainhamel/patch-1

Update README.md
Added german translation
Added german translation
Fixed typo
Merge pull request #14 from mficzel/german-translation

German translation for the contracts plugin
test commit
merge Contractor Rates functionality and Expenses feature
hide time entry edit/delete links from those without appropriate permissions; fix views tests

* closes issue: https://github.com/dmp1ce/redmine-contracts-with-time-tracking-plugin/issues/15
* fix views tests
* add test case for this issue
* make some image links in the plugin use relative paths
use rails helpers for URLs to respect installations at prefixes (like /redmine); closes issue #5