File System changes #371

Job	Run time
build	1m 33s
test (BoxingTests.Kernel)	1m 51s
test (Cosmos.Compiler.Tests.TypeSystem.Kernel)	2m 22s
test (Cosmos.Compiler.Tests.Bcl.Kernel)	2m 56s
test (Cosmos.Compiler.Tests.Bcl.System.Kernel)	3m 44s
test (Cosmos.Compiler.Tests.Exceptions.Kernel)	1m 47s
test (Cosmos.Compiler.Tests.MethodTests.Kernel)	1m 44s
test (Cosmos.Compiler.Tests.SingleEchoTest.Kernel)	1m 48s
test (Cosmos.Kernel.Tests.Fat.Kernel)	2s
test (Cosmos.Kernel.Tests.IO.Kernel)	1s
test (SimpleStructsAndArraysTest.Kernel)	1s
test (Cosmos.Kernel.Tests.DiskManager.Kernel)	1m 46s
test (GraphicTest.Kernel)	1s
test (NetworkTest.Kernel)	1s
test (AudioTests.Kernel)	4m 8s
test (MemoryOperationsTest.Kernel)	1s
test (ProcessorTests.Kernel)	1s
	23m 47s

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