video-plugin: Adding "Video Block" options and block.

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Signed-off-by: Arthur Del Esposte <arthurmde@yahoo.com.br>
Signed-off-by: Fabio Teixeira <fabio1079@gmai.com>
video_plugin: Get data in video_block.rhtml view from block data

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Signed-off-by: Arthur Del Esposte <arthurmde@yahoo.com.br>
Signed-off-by: Fábio Teixeira <fabio1079@gmail.com>
video_plugin: Create video blocks: added support to web videos.

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Signed-off-by: Arthur Del Esposte <arthurmde@yahoo.com.br>
Signed-off-by: Daniel Bucher <daniel.bucher88@gmail.com>
Signed-off-by: Gabriela Navarro <navarro1703@gmail.com>
Signed-off-by: Carlos André <carlos.andre.souza@msn.com>
Signed-off-by: Luiz Matos <luizff.matos@gmail.com>
Signed-off-by: Fabio Teixeira <fabio1079@gmail.com>
Signed-off-by: Valessio Brito <contato@valessiobrito.com.br>
video_plugin: Add support for video files

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Signed-off-by: Arthur Del Esposte <arthurmde@yahoo.com.br>
Signed-off-by: Fabio Teixeira <fabio1079@gmail.com>
Signed-off-by: Valessio Brito <contato@valessiobrito.com.br>
video_plugin: Initial version of Video plugin

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Signed-off-by: Leandro Nunes dos Santos <leandronunes@gmail.com>
Signed-off-by: Marcos da Silva Ramos <ms.ramos@outlook.com>
Signed-off-by: Fábio Teixeira <fabio1079@gmail.com>
Signed-off-by: Luiz Matos <luizff.matos@gmail.com>
Signed-off-by: Gabriela Navarro <navarro1703@gmail.com>
video_plugin: Display embed url's for youtube and vimeo

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video_plugin: Unit and helper tests for video block model

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Signed-off-by: Fabio Teixeira <fabio1079@gmail.com>
Signed-off-by: Andre Bedran <bedran.fleck@gmail.com>
video_plugin: Adding the noosfero translation function to video block texts

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video_plugin: Cucumber tests for video plugin: add and edit video block

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Signed-off-by: Arthur Del Esposte <arthurmde@yahoo.com.br>
Signed-off-by: Fabio Teixeira <fabio1079@gmail.com>