replace MT RNG with PCG (#4973)

replace boost hashing with FNV-1a
removes boost as a dependency

soh/CMakeLists.txt

@@ -276,32 +276,6 @@ if (CMAKE_SYSTEM_NAME STREQUAL "Windows")
 	set_target_properties(${PROJECT_NAME} PROPERTIES MSVC_RUNTIME_LIBRARY ${MSVC_RUNTIME_LIBRARY_STR})
 endif()
 ################################################################################
-# Find/download Boost
-################################################################################
-include(FetchContent)
-FetchContent_Declare(
-    Boost
-    URL      https://archives.boost.io/release/1.81.0/source/boost_1_81_0.tar.gz
-    URL_HASH SHA256=205666dea9f6a7cfed87c7a6dfbeb52a2c1b9de55712c9c1a87735d7181452b6
-    SOURCE_SUBDIR "null" # Set to a nonexistent directory so boost is not built (we don't need to build it)
-    DOWNLOAD_EXTRACT_TIMESTAMP false # supress timestamp warning, not needed since the url wont change
-)
-
-set(Boost_NO_BOOST_CMAKE false)
-set(BOOST_INCLUDEDIR ${FETCHCONTENT_BASE_DIR}/boost-src) # Location where FetchContent stores the source
-message("Searching for Boost installation")
-find_package(Boost)
-
-if (NOT ${Boost_FOUND})
-    message("Boost not found. Downloading now...")
-    FetchContent_MakeAvailable(Boost)
-    message("Boost downloaded to " ${FETCHCONTENT_BASE_DIR}/boost-src)
-    set(BOOST-INCLUDE ${FETCHCONTENT_BASE_DIR}/boost-src)
-else()
-    message("Boost found in " ${Boost_INCLUDE_DIRS})
-    set(BOOST-INCLUDE ${Boost_INCLUDE_DIRS})
-endif()
-################################################################################
 # Compile definitions
 ################################################################################
 find_package(SDL2)
@@ -349,7 +323,6 @@ target_include_directories(${PROJECT_NAME} PRIVATE assets
     ${CMAKE_CURRENT_SOURCE_DIR}/../ZAPDTR/ZAPD/resource/type
 	${SDL2-INCLUDE}
     ${SDL2-NET-INCLUDE}
-    ${BOOST-INCLUDE}
 	${CMAKE_CURRENT_SOURCE_DIR}/assets/
 	.
 )