* fix(LabellingFlow): Fixes search items
Includes a function to add the items related to root element
fix#508
* fix(LabellingManager): Fixes z-index problem with header menu
Fixes z-index problem with header menu
fix#508
* fix(LabellingFlow): Includes overlay for select tree when open
fix#508
* fix(LabellingManager): Changes backgroud color to highlight the modal text
fix#508
* fix(LabellingFlow): Adjusts relabel position in the page
fix#508
* fix(LabellingFlow): Fixes select tree position and include calculation to put at the center of mouse
fix#508
* fix(LabellingFlow): Fixes autofocus and refresh page after hitting enter
fix#508
* fix(Viewer): Removes fixed modality insert and starting using the information returned from ohif-cor
* fix(Viewer): Includes condition when display set does not have modality information to use UN for un
* Creates E2E tests using Cypress and includes two tests
* Improves yarn.lock file
* Includes documentation
* Cypress project id
* test e2e w/ ci and video
* run unit command before e2e
* Also cache cypress
* Persist cypress to next build step
* Try a different path
* Try without working dir
* Persist less data, but restore yarn/cypress cache in next step
* Install cypress to invalidate cache
* Add e2e as a blocker for merged publishing
