[Strings] Refactor Strings Usage (#2305)

* Initial commit checkpoint

* More functions converted

* Commify

* More functions

* Fin

* Sort declarations

* Split functions between files

* Bots

* Update strings.h

* Split

* Revert find replaces

* Repository template

* Money

* Misc function

* Update CMakeLists.txt

* Saylink

* Update strings.cpp

* Swap Strings::Saylink for Saylink::Create since saylink is coupled to zone database

* API casings

common/repositories/grid_entries_repository.h

@@ -22,7 +22,7 @@
 #define EQEMU_GRID_ENTRIES_REPOSITORY_H
 
 #include "../database.h"
-#include "../string_util.h"
+#include "../strings.h"
 
 class GridEntriesRepository {
 public:
@@ -55,7 +55,7 @@ public:
 
 	static std::string ColumnsRaw()
 	{
-		return std::string(implode(", ", Columns()));
+		return std::string(Strings::Implode(", ", Columns()));
 	}
 
 	static std::string TableName()