Vnccollab-common

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- Adds portlet migration functions.
[JOse Dinuncio]

- Cleans setup.py [11080].
[Jose Dinuncio]

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- Adds common icon images [10960].
[Cesar Gonzalez]

- Force css override for dynatree [10936].
[Cesar Gonzalez]

- Fixes cssregistry order. Upgrade step 1102 [10936].
[Cesar Gonzalez]

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- Add unit tests [10656].
[Marcin Staniszczak]

- Adds README documentation.
[Jose Dinuncio]

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- Fixes tests.
[Jose Dinuncio]

- Improves speed in user search [10169].
[Jose Dinuncio].

- Adds version.txt.
[Jose Dinuncio]

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- Adds lost hotfix.
[Jose Dinuncio]

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- Adds missing images of dynatree jquery plugin. Adds main.js resource [9049].
[Cesar Gonzalez]

- Adds dynatree jquery plugin. Upgrade step 1100.
[Cesar Gonzalez]

- Adds vocabualry utility.
[Jose DInuncio]

- Add more js scripts for stream and casts.
[Vitaliy Podoba]