VBCorLib Code

doc(StringComparer): add documentation for StringComparer and StringComparerStatic classes.

chore(CharAllocation): improved char array mapping by adding a reserved fastlane allocation.

doc(all): added an alpha prerelease doc.

chore(doc): update README.TXT

feat(BinaryReader): add option to leave base stream open when closing reader and close reader on Class_Terminate.
chore(EncodingTable): clean up code.
fix(EncodingInfo): update Equals, GetHashCode, and ToString to correct implementation.

test(BinaryReader): ensure ReadChar fails correctly when reading surrogate.

fix(BinaryReader): ReadChars and ReadBytes now return zero-length arrays when no data is available instead of throwing an exception.

fix(CultureInfo): bring tests in alignment with region.

fix(SymmetricAlgorithmBase): Mode and Padding properties not throwing correct exception.
chore(SymmetricAlgorithmBase): clean up SymmetricAlgorithmBase tests.

fix(BinaryReader): was not correctly using Decoder causing subscript out of range error.