Translations was broken because namespace "staticpages" was loaded (registered) after first usage of this namespace. I do not understand this bug, however it should be fixed now.
This commit adds functionality for editing keywords and description of selected file. This commit also includes JS library for syntax highlighting (https://highlighjs.org)
Currently, main menu is generated using pingpong/menus. Menu is generated in service provider called AdminProvider. Currently, menu is rendered with Bootstrap classes, I need to rewrite style in order to implement it in Foundation.