Fix tutorial with link to filer installation instructions
Merge pull request #1911 from yakky/feature/doc_filer_fix_24

Fix tutorial with link to filer installation instructions
Fixes #1004
Adding some information on using pip and virtualenv

Backport to 2.4 of #1908
Backport minor installation rewording to 2.4
Merge pull request #1923 from yakky/feature/virtualenv_doc_backport

Backport of #1908 installation doc
Test for #1919
Cache-busting in show_placeholder if page in preview mode
Merge pull request #1927 from yakky/feature/show_placeholder_uncached_preview

Test and fix for #1919
toolbar refactor working
Add test for #1913
Fixed test. Added show_sub_menu testcase.
Switched root_level to Argument
Fix-the-fix in Django 1.4
Fix show_sub_menu documentation
set sideframe to be fixed when loading
Switch default language configuration to  in the example doc
fixes an issue where messages is not positioned correctly when hiding / showing toolbar
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breadcrumb now cuts of if it is larger than the provided area
fixed resizable issues and breadcrumb initialization issues on modal window