Fix JRuby + MySQL by locking to jdbc-mysql for CI.
Added --install option to extension generators.

Also DRYed up the generate method as both generators were using the same steps.
De Morgan's Law reigns supreme.
fix #2104 as this line is called in configuration method
Merge pull request #2102 from refinery/extension_generation_can_install

Added --install option to extension generators.
Merge pull request #2105 from keram-refinery/master

fix #2104
Fixed sitemap template indentation.
Merge pull request #2106 from gwagener/master

Fixed sitemap template indentation
replace img tag in title attr with standard message

refactor preview link title in grid view
Merge pull request #2108 from keram-refinery/fix_images_list_preview_link

replace img tag in title attr with standard message
Lock down truncate_html version to 0.5.x.

Next version after 0.5.5 is 0.9 and it dropped Ruby 1.8.7 support but
we're still supporting it.
Gave crud the notion of redirect paging.

Fixes #1861
Extracted paginate_per_page helper for crudify from complex logic.
Merge pull request #2110 from refinery/paginate_per_page

Extracted paginate_per_page helper for crudify from complex logic.
Merge pull request #2101 from refinery/issue_1861

Gave crud the notion of redirect paging.
Added page to render_with_templates? call.

Fixes #2112
Merge pull request #2113 from refinery/fix_issue_2112

Added page to render_with_templates? call.
[Doc] How to manage users over refinery_users

Fixes #2114
Require at least Rails 3.2.11 for security.
Only use Globalize.locale for slug_locale when that translation has a viable slug.

Fixes #1461