[iOS] Instructions for testing on physical devices (#294)
[iOS] Instructions for testing on physical devices (#294)

Updated 'readme.MD' with details on how to run the app on a physical device without team code-signing permissions.

* Correcting typos.

* Formatting.

* Corrects instructions regarding app group settings.

* Minimum required iOS version.

* App Group name typo.  :(

* Forgot formatting.

tavultesoft/keymanweb,tavultesoft/keymanweb