* create ensureOkResponse and check against RPC responses
* Merge with develop branch
* added single unit test
* main nodes added
* getBalance method
* remove console.log
* minor conflict fix - readd polyfill to integration test
* added two more method tests
* seperate rpcnode from extended classes
* fixes etherscan
* added all tests
* revert files with only formatting changes
* remove console.logs - still need to update snapshot before tests will pass
* updated snapshot due to RpcNode fixes for Infura and Etherscan nodes
* added RpcNodeTest config so we don't rely on constants in code
* undo formatting changes
* Multiple fixes to error handling tokens.
* Fixed TSC errors
* Minor styling edit - change async func to promise
* changed shape of tokenBalances
* change balance type back to stricter TokenValue type
* remove package.json change and include test for error state.
* minor change removing unneeded line of code
* added longer timeout for api
* update snapshot
* Change navigator.onLine to actually pinging the network. Refactor notifications to take Infinity instead of 'infinity'
* Stop polling when forced offline.
* Show spinners if unit display balance is null, show offline text if were actually offline.
* Fix issue with typescript and connected union-prop components.
* Only ping the node when navigator.onLine changes.
* Layed out components for custom nodes.
* Outline of custom nodes. Still missing various features and error handling.
* Persist custom nodes to local storage.
* Make custom nodes removable.
* Add latest block functions, call it when switching nodes.
* Initialize correct node, move node utils into utils file.
* Fix names
* Send headers along with rpc requests.
* Remove custom network options for now.
* PR feedback.
* One last log.
* Fix tests.
* Headers in batch too.
* Switch to node when you add it.
* Reduce hackery.
* Clean up linter and tsc.
* Fix latest block hex conversion.
* Unit tests.
* Fix missing property.
* Fix Modal title typing.
* Add definition file for bn.js
* Remove types-bn
* make isBN a static property
* progress commit -- swap out bignumber.js for bn.js
* Swap out bignumber for bn in vendor
* Change modn to number return
* Start to strip out units lib for a string manipulation based lib
* Convert codebase to only base units
* Get rid of useless component
* Handle only wei in values
* Use unit conversion in sidebar
* Automatically strip hex prefix, and handle decimal edge case
* Handle base 16 wei in transactions
* Make a render callback component for dealing with unit conversion
* Switch contracts to use bn.js, and get transaction values from signedTx instead of state
* Get send transaction working with bn.js
* Remove redundant hex stripping, return base value of tokens
* Cleanup unit file
* Re-implement toFixed for strings
* Use formatNumber in codebase
* Cleanup code
* Undo package test changes
* Update snapshot and remove console logs
* Use TokenValue / Wei more consistently where applicable
* Add typing to deterministicWallets, fix confirmation modal, make UnitDisplay more flexible
* Clean up prop handling in UnitDisplay
* Change instanceof to typeof check, change boolean of displayBalance
* Fix tsc errors
* Fix token row displaying wrong decimals
* Fix deterministic modal token display
* Handle hex and non hex strings automatically in BN conversion
* Fix handling of strings and numbers for BN
* add web3 fixes & comments
* Display short balances on deterministic modals
* add more tests, fix rounding
* Add spacer to balance sidebar network name
* Fix tsc error