Ti/Tv plots are restricted to a Ti/Tv range of 0.0-4.0.  Added column to variant summary specifying the total variant counts (known+novel).  Allele spectrum plots now show neutral expectation.
Ti/Tv plots are restricted to a Ti/Tv range of 0.0-4.0.  Added column to variant summary specifying the total variant counts (known+novel).  Allele spectrum plots now show neutral expectation.

git-svn-id: 4561c0a8f080806b19201efb9525134c00b76d40@4411 348d0f76-0448-11de-a6fe-93d51630548a

iontorrent/Torrent-Variant-Caller-stable,iontorrent/Torrent-Variant-Caller-stable,iontorrent/Torrent-Variant-Caller-stable,iontorrent/Torrent-Variant-Caller-stable,iontorrent/Torrent-Variant-Caller-stable,iontorrent/Torrent-Variant-Caller-stable,iontorrent/Torrent-Variant-Caller-stable,iontorrent/Torrent-Variant-Caller-stable