New layout for my page and project overview
Also apply new styles for my page to projects overview
Merge branch 'dev' into feature/new_layout_for_my_page

Conflicts:
	doc/CHANGELOG.md
Fixed spec for new project overview
Fixes nil attribute issue
overflow content that's too big, so it won't break our shiny new layout
Merge branch 'dev' into feature/new_layout_for_my_page

Conflicts:
	doc/CHANGELOG.md
Merge pull request #823 from opf/feature/new_layout_for_my_page

new layout for my page
Merge branch 'dev' into migrate/2.4_to_3.0
added migration that deleted obsolete wiki content journals
migration fixing broken wiki content journals
migration fixing broken meeting content journals
migration deleting obsolete tables and columns