ENCUESTAME-664. New Poll properties.
ENCUESTAME-664. Modify DAO to retrieve not hidden polls
ENCUESTAME-664.  Added new poll properties in create new poll service.
ENCUESTAME-664.  Added @Notation to poll properties
ENCUESTAME-664.  Updated installation scripts.
Merge branch '1.5.x' of github.com:dianmorales/encuestame into 1.5.x
Merge branch '1.5.x' of github.com:encuestame/encuestame into 1.5.x
Merge pull request #34 from juanpicado/1.5.x

1.5.x
Merge pull request #37 from juanpicado/1.5.x

1.5.x
Merge pull request #40 from juanpicado/1.5.x

1.5.x
Merge pull request #41 from juanpicado/1.5.x

1.5.x
Merge pull request #43 from juanpicado/1.5.x

1.5.x
Merge pull request #46 from juanpicado/1.5.x

1.5.x
Merge pull request #48 from juanpicado/1.5.x

1.5.x
Merge pull request #50 from juanpicado/1.5.x

1.5.x
Merge pull request #51 from juanpicado/1.5.x

New Memory settings
Merge pull request #53 from juanpicado/1.5.x

1.5.x
Merge pull request #56 from juanpicado/1.5.x

Fixed removed line by error
Merge pull request #57 from juanpicado/1.5.x

hot fix forcing dojo use default locale
Merge pull request #59 from juanpicado/1.5.x

1.5.x