Copy (chemkin) files using buffered streams instead of direct stream.
Copy (chemkin) files using buffered streams instead of direct stream.

The old unbuffered copy did accessed the disk twice to read and write each 
byte individually. This is a horrific idea. This buffered version should
be a few orders of magnitude faster. (I think there used to be quite a
significant delay at this point.)
rwest/RMG-Java,KEHANG/RMG-Java,enochd/RMG-Java,KEHANG/RMG-Java,enochd/RMG-Java,jwallen/RMG-Java,keceli/RMG-Java,enochd/RMG-Java,nyee/RMG-Java,keceli/RMG-Java,jwallen/RMG-Java,ReactionMechanismGenerator/RMG-Java,connie/RMG-Java,rwest/RMG-Java,connie/RMG-Java,connie/RMG-Java,faribas/RMG-Java,faribas/RMG-Java,keceli/RMG-Java,enochd/RMG-Java,rwest/RMG-Java,nyee/RMG-Java,ReactionMechanismGenerator/RMG-Java,KEHANG/RMG-Java,KEHANG/RMG-Java,keceli/RMG-Java,keceli/RMG-Java,rwest/RMG-Java,nyee/RMG-Java,rwest/RMG-Java,enochd/RMG-Java,keceli/RMG-Java,KEHANG/RMG-Java,ReactionMechanismGenerator/RMG-Java,faribas/RMG-Java,ReactionMechanismGenerator/RMG-Java,nyee/RMG-Java,jwallen/RMG-Java,jwallen/RMG-Java,enochd/RMG-Java,jwallen/RMG-Java,connie/RMG-Java,ReactionMechanismGenerator/RMG-Java,nyee/RMG-Java,KEHANG/RMG-Java,jwallen/RMG-Java,nyee/RMG-Java,faribas/RMG-Java,connie/RMG-Java