Implement hyphenation support for English and Russian languages

- Added EnglishHyphenator and RussianHyphenator classes to handle language-specific hyphenation rules.
- Introduced HyphenationCommon for shared utilities and character classification functions.
- Updated ParsedText to utilize hyphenation when laying out text.
- Enhanced the hyphenation logic to consider word splitting based on available width and character properties.
- Refactored existing code to improve readability and maintainability, including the use of iterators and lambda functions for line processing.
- Added necessary includes and organized header files for better structure.

lib/Epub/Epub/hyphenation/Hyphenator.h

@@ -0,0 +1,18 @@
+#pragma once
+
+#include <EpdFontFamily.h>
+
+#include <string>
+
+class GfxRenderer;
+
+struct HyphenationResult {
+  std::string head;
+  std::string tail;
+};
+
+class Hyphenator {
+ public:
+  static bool splitWord(const GfxRenderer& renderer, int fontId, const std::string& word, EpdFontStyle style,
+                        int availableWidth, HyphenationResult* result, bool force);
+};