Foundation Classes - Move Map's algo part to external file #226

Job	Run time
Prepare and Build on Ubuntu with GCC (x64)	24m 37s
Prepare and Build on macOS with GCC (x64)	9m 35s
Prepare and Build on macOS with Clang (x64)	9m 14s
Prepare and Build on Ubuntu with Clang (x64)	16m 29s
Prepare and Build on Windows with Clang (x64)	23m 51s
Prepare and Build on Windows with MSVC (x64)	14m 41s
Test on macOS (x64)	1m 25s
Test on macOS with GCC (x64)	1m 20s
Test on Windows (x64)	1h 7m 43s
Test on Linux with Clang (x64)	30m 20s
Test on Windows with Clang (x64)	1h 6m 57s
Test on Linux with GCC (x64)	30m 51s
Summarize and Send PR Message	9m 12s
	5h 6m 15s

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