ND2: remove correction for lossless plane sizes

We now decompress a single lossless plane in setId to get the exact byte
count, so there is no need to adjust the plane size based upon the
compressed byte count.

Conflicts:

	components/bio-formats/src/loci/formats/in/NativeND2Reader.java
Merge pull request #709 from melissalinkert/nd2-develop

ND2: remove correction for lossless plane sizes (rebased onto develop)