fix color palette
fix key verify problems
fix kernel installation
fixed the error message when the login validation fails
Fixed arguments
Fixed _print method for Progress.pm when not used in a popup (wizards)
Improved the logic read of _print methods
Fixed undeclared variable
Merge pull request #999 from Zentyal/cperello/bad-password-message-fix

fixed the error message when the login validation fails
Merge pull request #1000 from Zentyal/cperello/carousel-fixes

Cperello/carousel fixes
Merge branch 'master' into ejhernandez/soap-server-in-psgi