Linter update (#1777)

* Update eslint config

* Applied linter to lib

* Applied eslint config to CliClient/app

* Removed prettier due to https://github.com/prettier/prettier/pull/4765

* First pass on test units

* Applied linter config to test units

* Applied eslint config to clipper

* Applied to plugin dir

* Applied to root of ElectronClient

* Applied on RN root

* Applied on CLI root

* Applied on Clipper root

* Applied config to tools

* test hook

* test hook

* test hook

* Added pre-commit hook

* Applied rule no-trailing-spaces

* Make sure root packages are installed when installing sub-dir

* Added doc

ReactNativeClient/lib/services/SearchEngine.js

@@ -134,8 +134,6 @@ class SearchEngine {
 					[BaseModel.TYPE_NOTE, lastChangeId]
 				);
 
-				const maxRow = await ItemChange.db().selectOne('SELECT max(id) FROM item_changes');
-
 				if (!changes.length) break;
 
 				const noteIds = changes.map(a => a.item_id);