Edit pod permissions

[jesQM]

Fixes #148
You can now share or unshare files inside your pod to other users.

[codecov]

Codecov Report

Merging #173 into development will decrease coverage by 3.44%.
The diff coverage is 8.16%.

@@               Coverage Diff               @@
##           development     #173      +/-   ##
===============================================
- Coverage        48.70%   45.25%   -3.45%     
===============================================
  Files               29       31       +2     
  Lines              462      506      +44     
  Branches            32       32              
===============================================
+ Hits               225      229       +4     
- Misses             217      257      +40     
  Partials            20       20              

Impacted Files	Coverage Δ
src/components/podService/podHandler.js	0.00% <0.00%> (ø)
src/components/podService/podStoreHandler.js	8.82% <0.00%> (+0.92%)	⬆️
src/pages/ShareView.js	0.00% <0.00%> (ø)
src/components/podService/podPermissionHandler.js	7.89% <7.89%> (ø)
src/pages/MapCreation.js	66.00% <100.00%> (+0.69%)	⬆️

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