File System changes #370

Job	Run time
build	1m 31s
test (BoxingTests.Kernel)	1m 47s
test (Cosmos.Compiler.Tests.TypeSystem.Kernel)	2m 22s
test (Cosmos.Compiler.Tests.Bcl.Kernel)	3m 3s
test (Cosmos.Compiler.Tests.Bcl.System.Kernel)	3m 44s
test (Cosmos.Compiler.Tests.Exceptions.Kernel)	1m 42s
test (Cosmos.Compiler.Tests.MethodTests.Kernel)	1m 52s
test (Cosmos.Compiler.Tests.SingleEchoTest.Kernel)	1m 44s
test (Cosmos.Kernel.Tests.Fat.Kernel)	2m 14s
test (Cosmos.Kernel.Tests.IO.Kernel)	1s
test (SimpleStructsAndArraysTest.Kernel)	1s
test (Cosmos.Kernel.Tests.DiskManager.Kernel)	2s
test (GraphicTest.Kernel)	1s
test (NetworkTest.Kernel)	1s
test (AudioTests.Kernel)	4m 12s
test (MemoryOperationsTest.Kernel)	1s
test (ProcessorTests.Kernel)	1s
	24m 19s

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