Android 8 and 9 Support (#2565)

* Allow the dev server to work for non localhost host

* Refactored set-selection-from-dom into utils as prep for Android support

* Show debug onInput at start if triggered

* Added and refactored to use set-text-from-dom-node with improved set selection after input

* Remove unnecessary console.log in set-text-from-dom-node

* Fixes to pass linter

* Adds basic composition to Android API27 including fixing one bug where compositionStart does not fire

* Fix some of the enter handling in API 27 and 28

* Add fixes for API 25

* Add debug for slate:update instead of separate render and updateSelection

* Add API 26 fix for ignoring all but Enter in onKeyDown

* Fix enter on Android 26 and 27

* Revert onSelect bug. Editor API 26 and 27 stable-ish

* Fix enter at beginning and end of word in API 26 and 27

* Fix enter handling at end of line API 26 and 27

* Fix reversion of enter bug when not at end of line

* Rename enter to linefeed which is more accurate

* Fix backspace on Android 27 and 28

* Fix enter at end of line then backspace then enter bug in API 26 and 27

* Refactor to simplify reading code

* Refactor to use executor and fix the suggestion problem

* Fix multi point edit in API 27/28

* Update Android documentation on enter handling

* Fix enter in API 26/27 and document 4 different enter cases

* Refactor partial into SlateSnapshot

* Complete SlateSnapshot refactor

* Remove unnecessary plugin comments

* Add smoke tests

* Rename smoke tests to composition in exmaples

* Fix API28 split join and insertion

* Fix space then backspace in middle of word bug in API 28

* Add text for middle word space and backspace bug

* Add note that the space backspace bug does not exist on API 27

* Fix 'It me. No.' bug in API 26/27

* Fix comments

* Update comments to fit Slate style guide

* Move a debug statement

* Fix zero-width selection placement bug.

* Fix 'it is' then enter in middle of 'it' bug

* Partial fix of enter, backspace, enter in word

* Add and fix comments. Fix selection in zero-width for API26-27

* Fix linting

* Fix documentation

* Remove snapback from packages

* Remove snapback from yarn.lock

* Rename SlateSnapshot to DomSnapshot

* Remove guard on DomSnapshot apply method

* Remove debug plugin from plugins/dom

* Remove unnecessary comment in content.js componentDidUpdate

* Remove closest and add function into dom-snapshot directly

* Remove unused DebugPlugin

* Move Android detection related code into slate-dev-environment

* Capitalize to Number in JSDoc

* Add API version and Input Events Level 2 for Android

* Add input events level 2 for android without matching api version

* Fix line failures

package.json

@@ -95,8 +95,10 @@
     "bootstrap": "lerna bootstrap && yarn build",
     "build": "rollup --config ./support/rollup/config.js",
     "build:production": "cross-env NODE_ENV=production rollup --config ./support/rollup/config.js && cross-env NODE_ENV=production webpack --config support/webpack/config.js",
+    "build:clean-fork": "rm ./build/CNAME",
     "clean": "lerna run clean && rm -rf ./node_modules ./dist ./build",
     "gh-pages": "gh-pages --dist ./build",
+    "gh-pages:fork": "npm-run-all build:production build:clean-fork gh-pages",
     "lint": "yarn lint:eslint && yarn lint:prettier",
     "lint:eslint": "eslint benchmark packages/*/src packages/*/test examples/*/*.js examples/dev/*/*.js",
     "lint:prettier": "prettier --list-different '**/*.{md,json,css}'",