* Replace Whitney fonts with Lato
* Escape font family names so Lato works on iOS
* Update custom fonts
* Typography file cleanup
* Rename constants to appConstants
* Fix margins in AddObsModal
* Added font files for Book and Semibold, Added MediumText component.
* Update snaopshots for font changes
* Body1 and Body3 changed to Whitney Medium, changes to italic fonts weights on ObsListItem, seperate component for ScientificName
* 483 create PhotoCount component
* 483 PhotoCount refinement
* 483 add PhotoCount component unit test
* 483 add shadow to PhotoCount component
* Use Body3 component instead of SVG text
* 483 fix unit tests
* Find component by text rather than by ID
* Remove unused test id
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Co-authored-by: Johannes Klein <johannes.t.klein@gmail.com>