refactor(archive): create components for item list
feat(search): add item list sort select

SD-782
refactor(archive): create search module

move search related components into superdesk.search module
fix(search): clean up sort options

there is no `headline` and `priority` yet

SD-782
fix(sort): Add styling to sort box
feat(searchbar): Create UI for new advanced searchbar

SD-1060, SD-1061

fix(searchbar): Fix UI
feat(search): add global search page

for searching ingest/archive/spike etc all together

SD-1058
fix(lists): fix activity list
feat(search): move func for lists to search results directive
feat(search): let user specify what repos to search

SD-1058
feat(search): let user specify headline/slugline

using the popup

SD-1058
fix(session): resolve identity only if we have valid token

SD-1085
Merge pull request #549 from petrjasek/devel

fix(session): resolve identity only if we have valid token
feat(metadata): Enable metadata editing in article edit screen
fix(archive): display abstract in preview pane
fix(authoring): Minor authoring UI fixies
fix(metadata): fix spacing
fix(authoring): unlock item when it was locked

when there were no changes to item there was no unlocking

SD-1084
[SD-1067] Implementing facet side bar
[SD-1067] Implementing facet side bar using links