fix(styles): Quick CSS fix for image renditions

SD-326
fix(archive): Image upload.

SD-332
fix(archive): minor changes and test fixes.

SD-332
feat(scratchpad): re-enable scratchpad module

SD-192
feat(scratchpad): re-enable scratchpad module
Cosmetics fix on archive
feat(core): changed activities and media directives to better cover different use cases.
feat(scratchpad): added remove activity for scratchpad.
fix(scratchpad): fixed minor promise issue in scratchpad service.