Squashed 'plugins/embed/' changes from 8ae83c9..7a63434

7a63434 Merge pull request #150 from nistormihai/blog-model-test
1ce943c LB-1664 Added Liveblog files to gitignore.
a5e3f71 LB-1664 Refactored loader.
aca8cf1 LB-1664 Refactor css
1934ff7 LB-1664 Clean up repo

git-subtree-dir: plugins/embed
git-subtree-split: 7a63434060e7be9f2c95a3852160d1d00dd6d744
Merge commit 'a8706f4a588c9a2ce3512a0ec8f3418793342f8d' into devel
LB-1664: As a user, I want my old embeds to keep working after switching to the SEO solution.

New embed is on dev status until the build task LB-1580 is done.
Added __init_.py files needed by the egg build process.
Added bower dependencies
Added npm needed dependencies.
Added new embed in start-sources.bat dependencies.
LB-1664: As a user, I want my old embeds to keep working after switching to the SEO solution.

New embed is on dev status until the build task LB-1580 is done.
Added __init_.py files needed by the egg build process.
Added bower dependencies
Added npm needed dependencies.
Added new embed in start-sources.bat dependencies.