Migrate top common components to TS (#979)

.eslintrc.js

packages/desktop-client/package.json

packages/desktop-client/src/components/ActiveLocation.js

packages/desktop-client/src/components/App.js

packages/desktop-client/src/components/AppBackground.js

packages/desktop-client/src/components/FatalError.js

packages/desktop-client/src/components/FinancesApp.js

packages/desktop-client/src/components/FixedSizeList.js

packages/desktop-client/src/components/FloatableSidebar.js

packages/desktop-client/src/components/KeyHandlers.js

packages/desktop-client/src/components/ManageRules.js

packages/desktop-client/src/components/NotesButton.js

packages/desktop-client/src/components/Page.js

packages/desktop-client/src/components/Stack.js

packages/desktop-client/src/components/Titlebar.js

packages/desktop-client/src/components/accounts/Account.js

.../desktop-client/src/components/accounts/MobileAccounts.js

...sktop-client/src/components/accounts/MobileTransaction.js

...client/src/components/accounts/SimpleTransactionsTable.js

...sktop-client/src/components/accounts/TransactionsTable.js