* Changed max button to checkbox, disabled input if max mode is on, recalculate price according to gas fee if max mode is on
* Disabled insufficient funds message in the modal if max mode is on, displays proper amounts in modal when max mode is on, sets the send amount according to custom gas price after gas modal save, resets the send amount after resetting custom gas price
* Disabled max mode checkbox if gas buttons are loading, refactored gas-modal-page-container
* Implemented new max button & max mode message. Moved insufficient funds error to underneath the send amount field
* Fixed existing integration test to pass, created new tests to ensure send amount field is disabled when max button is clicked and the amount changes when the gas price is changed. Refactored some components
* Add networks tab to settings, with header.
* Adds network list to settings network tab.
* Adds form to settings networks tab and connects it to network list.
* Network tab: form adding and editing working
* Settings network form properly handles input errors
* Add translations for settings network form
* Clean up styles of settings network tab.
* Add popup-view styles and behaviour to settings network tab.
* Fix save button on settings network form
* Adds 'Add Network' button and addMode to settings networks tab
* Lint fix for settings networks tab addition
* Fix navigation in settings networks tab.
* Editing an rpcurl in networks tab does not create new network, just changes rpc of old
* Fix layout of settings tabs other than network
* Networks dropdown 'Custom Rpc' item links to networks tab in settings.
* Update settings sidebar networks subheader.
* Make networks tab buttons width consistent with input widths in extension view.
* Fix settings screen subheader height in popup view
* Fix height of add networks button in popup view
* Add optional label to chainId and symbol form labels in networks setting tab
* Style fixes for networks tab headers
* Add ability to customize block explorer used by custom rpc
* Stylistic improvements+fixes to custom rpc form.
* Hide cancel button.
* Highlight and show network form of provider by default.
* Standardize network subheader name to 'Networks'
* Update e2e tests for new settings network form
* Update unit tests for new rpcPrefs prop
* Extract blockexplorer url construction into method.
* Fix broken styles on non-network tabs in popup mode
* Fix block explorer url links for cases when provider in state has not been updated.
* Fix vertical spacing of network form
* Don't allow click of save button on network form if nothing has changed
* Ensure add network button is shown in popup view
* Lint fix for networks tab
* Fix block explorer url preference setting.
* Fix e2e tests for custom blockexplorer in account details modal changes.
* Update integration test states to include frequentRpcList property
* Fix some capitalizations in en/messages.json
* Remove some console.logs added during custom rpc form work
* Fix external account link text and url for modal and dropdown.
* Documentation, url validation, proptype required additions and lint fixes on network tab and form.
* eslint: Check for unused function arguments
* eslint: Ignore unused '_' in argument list
Also allow any number of '_' e.g., '__' or '___' which is to be used sparingly
* Remove and rename unused arguments
* Send metrics event from backend for on chain transaction failures
* Passes state object to backEndMetaMetricsEvent, and adds getMetaMetricState selector
* Get contract method data from 4byte if we can't get it from eth-method-registry
* Clarify token method name fallback code in getMethodData
* Bugfix: don't attempt to translate falsy actionKeys in confirm-transaction-base.component.js
* Rewrite getMethodFrom4Byte with async-await
* Call four byte and method-registry requests in parallel in getMethodData()
* getMethodData() default to abi decoded method if registry lookup errors
* Update e2e tests to work with getMethodData() fallback changes
* Remove indeterminency in gas input key entering in send token e2e test.
