Prevent menu from breaking the layout for smaller window sizes
Add 'has_many_delete' class to `li` on new records

References #2024.
Adding German (Switzerland) and English (UK) locale.
Removed messy spacing trailing each line
Merge pull request #1916 from zhdk/master

Adding German (Switzerland), English (UK) locales
revert #2004

As of shoulda-matchers 2.0.0 this is no longer necessary
Merge pull request #2058 from lupinglade/patch-1

Removed messy spacing trailing each line
Load the default namespace instead of root when loading AA

Fixes gregbell/active_admin#2049
Merge pull request #2062 from jbhannah/load-namespace-fix

Load the default namespace instead of root when loading AA
Add option for customizing has_many heading text
misc cleanup
typo fix
Merge pull request #2075 from Daxter/misc-cleanup

Miscellaneous Cleanup
Merge pull request #2054 from shekibobo/has-many-delete-css

Add 'has_many_delete' class to `li` on new records
Merge pull request #2068 from jonesdilworth/has_many_heading

Add option for customizing has_many heading text
Merge pull request #2046 from zweitag/713-fix-wrapping-in-navigation

713 Fix wrapping in navigation