Fix header dropdown sign in form style
Merge pull request #1844 from ppasq/fixer

Fix header dropdown sign in form style
"Manage Layers" and "Replace this Layer" should not be available for remote service layers
Merge pull request #1845 from mbertrand/issue1832

'Manage Styles' and 'Replace this Layer' shouldn't be available for remote service layers
make search by title case insensitive
hide some fields from the layer metadata, fixes #1850