Ensure requiring active_record, fix #1247
Merge pull request #1306 from udzura/patch-2

Ensure requiring active_record, fix #1247
Lock nokogiri to 1.5.9 since it droped support for 1.8
See if 1.5.10 works with PR before merge
Merge pull request #1307 from Ortuna/nokogiri-lock

Lock nokogiri to 1.5.10
fixed haml_tag so it doesn't explode with undefined method with_raw_haml_concat
Don't need the setup code
Merge pull request #1309 from Ortuna/haml-library

fixed haml_tag so it doesn't explode with undefined method with_raw_haml...
Ignore Vim swap files on GIT
Merge pull request #1311 from padrino/gitignore-vim-swap-files

Ignore Vim swap files on GIT
don't add authenticity token to GET form
add test form_helper: authenticity token according to http verb (method)
Merge pull request #1314 from carlosipe/master

Do not add authenticity token to GET form
FIX: "&" should be escaped to "&amp;"
Some auto-detection for authenticity_token & form_tag

- if the application has protect_from_csrf set to false, do not include authenticity_token
- if :protect_from_csrf => false option is passed to #form_tag, do not include authenticity_token
- defaults to stricter :protect_from_csrf if protection is unknown for safety

Closes #1266
Merge pull request #1320 from Ortuna/csrf_form_tag

Some auto-detection for authenticity_token & form_tag
Merge pull request #1319 from tmtm/fix-escape-ampersand

FIX: "&" should be escaped to "&amp;"
Added some boolean attributes.
Merge pull request #1321 from namusyaka/boolean_attributes

Added some boolean attributes.
Locking down active support to less than 4.0