refactoring of platform specific string handling code
|Reported by:||vadim.godunko||Owned by:||somebody|
|Component:||Matreshka - League||Version:|
String handling code must be refactored to allow selection of most optimal implementation for current platform. This allows to speedup several operations by use POPCNT command for x86/x86_64 CPUs and by use of SSE on x86 CPUs.