update configs for rails 4
move tests to new directory
start fixing deprecation warnings
remove using minimal_test_helper from test_helper. 

It prevents you from running rake test:models or any rake test:xyz, causes by the require of 
test/unit
update config.ru and Rakefile to default rails 4
taggable_type should be accessible for test
remove use of .all on model
empty non-saved project caused rss builder to fail
fix failing tests

Includes a monkey patch for Arel that may need to be removed when 4.0.0 final ships
Start using actionpack-xml_parser as a gem

XML param parsing was removed from rails 4. We may need to look into dropping support 
for xml api perhaps in favor of a good json api
fix cucumber scenario's. 

One still fails on Cookie overflow, but works testing by hand...
update bundle and remove unneeded gem
move to strong_parameters of rails4.
Merge branch 'master' into rails4
update nl locale and regenerate locales for de, es and fr

cs and he cannot be regenerated because some or all characters are not imported by Tolk
update cs and he locales too

tolk:import did not work correctly because my tolk tables in mysql were in latin1, not in utf-8
after changing my tables and columns to utf-8 I was able to import he and cs locale correctly 
and regenerate
fix #1429 by correctly handling tags with dots

This was a very old regression. This used to work before the rails 3.2 upgrade... Added tests
to prevent future unnoticed breakage
fix manual merge error
fix #1417. We now handle unblocking a todo that is part of a hidden project or context
Update es.yml

manually merged with 2.3devel