UPDATE: Adds bindings to update timezone and locale

UPDATE: Update "generate locale" utility

FIX: Minor fixes to UI and proper support for locales/timezones

UPDATE: Adds "display language" setting to core

base/src/expressions/parser/tests/utils.rs

@@ -0,0 +1,29 @@
+use std::collections::HashMap;
+
+use crate::{
+    expressions::{
+        parser::{DefinedNameS, Node, Parser},
+        types::CellReferenceRC,
+    },
+    language::Language,
+    locale::Locale,
+    types::Table,
+};
+
+use crate::expressions::parser::stringify::to_localized_string;
+
+pub fn to_english_localized_string(t: &Node, cell_reference: &CellReferenceRC) -> String {
+    let locale = Locale::default();
+    let language = Language::default();
+    to_localized_string(t, cell_reference, &locale, &language)
+}
+
+pub fn new_parser(
+    worksheets: Vec<String>,
+    defined_names: Vec<DefinedNameS>,
+    tables: HashMap<String, Table>,
+) -> Parser {
+    let locale = Locale::default();
+    let language = Language::default();
+    Parser::new(worksheets, defined_names, tables, &locale, &language)
+}