Test 'Don't take snapshot' was fixed
This test is obsolete since permissions by site cannot be given
Fixed 'Create Site' test
Fixed 'Edit layer' test
Fixed 'Edit collection name' test
Removed Tests. They are included in 'Field Edition'.
Test 'Change collection icon' was fixed
Adding test for case and accents insensitive search
Adding lowercase and ascifolding filters
Using preserve_original option

It avoids need of translitarating words manually.

This strategy
does not enable actual accents-insensitive search, since
query text can contain original accents or no accents, but not wrong accents.
However, this is a less risky way of implementing this since we are not coupled
to strange rails i18n transliteration rules.
Renaming default analysis settings hash
Fixed 'Clear search field' and 'Change collection icon' tests
Fixed test 'Delete collection'
Added 'Don't edit layer with snapshot' to 'Layers' tests suite
Merge pull request #812 from instedd/issue-case-insensitive-search

Enable case and accents insensitive search
Removed tests. Now they ere included in 'Fields edition' suite.
Fixed test 'Filter sites by name'
Merge branch 'master' of https://github.com/instedd/resourcemap
'Navigate breadcrumb' test was fixed
Fixed 'Sort Layers' test