KMZ Converter (DAE file + textures)
New loader manager which selects the good loader according to the file extension
Added resources files
Fixed wireframe bug
Remove compute face normals
Merge branch 'feature-colladaloader' into dev

Conflicts:
	docdoku-server/docdoku-server-ejb/pom.xml
	docdoku-server/docdoku-server-web/src/main/webapp/js/product-structure/models/part_iteration_visualization.js
	docdoku-server/docdoku-server-web/src/main/webapp/product-structure/frame.xhtml
	docdoku-server/docdoku-server-web/src/main/webapp/product-structure/index.xhtml
Bug just seen on product creation
Fixed #129
Fixed #127 on TrackBallControl
Fixed #130
Fixed bug wireframe mode when levelGeometry was null
Fixed #133
Product Structure optimization
data for workflow approval or rejectal, fixes #131
Removing unused code and  console.log
Add user popover on part list
improve kmz conversion (infer encoding from xml rather by taking the
default one)
Merge branch 'dev' of github.com:docdoku/docdoku-plm into dev
Merge branch 'dev' into public-cloud