Plumi-app

- update versions for core products (nginx, ffmpeg, mediaelementjs, python, Datetime)
- add INSTALLATION.rst with markup and updated installation instructions
- update zc.buildout version on bootstrap.py
- use updated versions of plumi.skin, plumi.content and collective.transcode.star

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- don't cache publish view [dimo]
- pin collective.upload [dimo]
- chown tmp dir on install [dimo]

==============================

- Lots of enhancements on the new Plumi Skin [dimo, mgogoulos, clopy, cpsaltis]
- Rearranged user menu [clopy]
- Removed callouts folder from member creation [clopy]
- More stable uploads [dimo, mgogoulos]

==============================

- Replaced gunicorn with uwsgi
- Created a new mobile friendly Plumi Skin using diazo
- Cleaned up default portlets
- Fix uploads for bigger files
- Remove views/downloads from iframe
- Fixed fullscreen on Embedded Videos
- Implemented a Video Upload Progress Bar
- Updated mediaelement.js
- Added the ability to select/de-select Universal Subtitles

==============================

- deploy as a WSGI app using gunicorn, drop haproxy load balancing [dimo, mgogoulos, cpsaltis]
- new publish form with progress indicator [dimo, mgogoulos, clopy, cpsaltis]
- execute jobs asynchronously using plone.app.async [dimo, mgogoulos]
- update to Plone 4.2 [mgogoulos]
- use pcre-source for nginx and compiled pcre for varnish build [dimo]
- drop dependency on collective.seeder [mgogoulos, dimo]
- add plone.app.theming to buildout eggs [dimo]
- remove debug instance [dimo]

=============================

- make private state the default state [dimo]
- add yasm build to buildout [dimo]
- use generic cpu in haproxy-build [dimo]
- Update install instructions [cpsaltis]
- chown eggs dir on production build [dimo]