Merge pull request #8 from saily/master

Add travis integration
Update README.rst
Preparing release 0.1b1
Back to development: 0.1b2
add editor support for multiple imagefields
cropping editor convenience (codename: overlay)
add german translations
Preparing release 0.1rc1
Back to development: 0.1rc2
fix documentation
fix i18n errors. pep8 and tests
Fix documentation
Update CHANGES.txt
add Brazilian Portuguese and Spanish translations
added tests for control panel and registry
closes #11, fixed icon, prepared for #13
merge with master
add cropping interface to ATNewsItem
add uninstall profile. remove quickinstaller uninstall tests because quickinstaller does not respect uninstall profiles
fix uninstall profile. added uninstall tests