EZP-22858: display in HTML comments the name of the used template
EZP-22858: Ensure to display start/stop template correctly for layouts

To avoid display quirks with some (old) browsers

1. Start comment **after** DocType declaration
2. Stop comment **before** `</body>`
EZP-22735: Make {{ path( ez_urlalias ) }} polymorphic
Merge pull request #1064 from emodric/polymorphic-url-alias-generator

Fix EZP-22735: Make {{ path( 'ez_urlalias' ) }} polymorphic
Renamed community v2014.09 to v2014.11