Handle UI refresh after content actions

[taki9]

extra fixes not directly related to the connected issue:

• boolean input field was checked when default value is false
• bug fixed in getUrlForContent (in rare cases navigated to another menu with invalid path)
• edit view not displayed error after save
• view title icon

[sensenet]

Site name	Url	Last deploy
sn-react-component-docs-dev	https://5f89dda6084e2f109aa81ace--sn-react-component-docs-dev.netlify.app	Fri Oct 16 2020 - 17:51:57 GMT+0000 (Coordinated Universal Time)
sn-app-dev	https://5f89dda883cc570dfd1c866a--sn-app-dev.netlify.app	Fri Oct 16 2020 - 17:51:37 GMT+0000 (Coordinated Universal Time)

[codecov]

Codecov Report

Merging #1003 into develop will increase coverage by 0.03%.
The diff coverage is 71.73%.

@@             Coverage Diff             @@
##           develop    #1003      +/-   ##
===========================================
+ Coverage    92.18%   92.22%   +0.03%     
===========================================
  Files          217      217              
  Lines         5928     5942      +14     
  Branches      1523     1540      +17     
===========================================
+ Hits          5465     5480      +15     
+ Misses         463      462       -1     

Impacted Files	Coverage Δ
...s/sn-hooks-react/src/context/current-ancestors.tsx	78.26% <0.00%> (+3.26%)	⬆️
...es/sn-hooks-react/src/context/current-children.tsx	86.66% <70.58%> (+3.64%)	⬆️
...ckages/sn-client-core/src/Repository/Repository.ts	98.70% <100.00%> (ø)
...ges/sn-hooks-react/src/context/current-content.tsx	86.95% <100.00%> (-0.28%)	⬇️
packages/sn-repository-events/src/EventHub.ts	100.00% <100.00%> (ø)

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[enikonemeth]

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