Merge pull request #978 from matthias-guenther/master

Cleanup of the documentation
update CHANGES
- Updated monogoid's dependencies to comply with v3
- We're now creating a database.yml as they suggest and database.rb has
  been simplified.
Added tests
Update padrino-core/lib/padrino-core/logger.rb

Fix #869
Added therubyracer dependency to be able to load less.
Add support for HTML5 multiple files upload

File input with multiple option should append [] to name.

See https://github.com/rails/rails/blob/3-2-stable/actionpack/lib/action_view/helpers/form_helper.rb#L1210
Merge pull request #988 from hooktstudios/file-field-multiple-html5

Add support for HTML5 multiple files upload.
Add mysql gem version string for activerecord not to install gem newer than 2.8

- this fix will be reverted when Rails 4 released
Fix failing jruby test

- klass.to_s sometimes fails in jruby, if the klass is defined in java world
Merge pull request #991 from udzura/fix/patch-jruby

Fix failing jruby test
Merge pull request #986 from padrino/fix-less-dependencies

Added therubyracer dependency to be able to load less.
fixing #818, respecting #591, adding a test
Merge pull request #993 from ujifgc/master

Fixing #818
Merge pull request #989 from udzura/fix/patch-1

Add mysql gem version string for activerecord
Implementing #27 , some basic tests
fix for 1.8.7 deprecation
one small issue
Merge pull request #995 from ishe-ua/master

one small issue
Implementing multiple Padrino.configure_apps for #771