improved auto-scaling

auto-scaling on y-axis now only scales to data within the viewing range
(rather than the complete history)
Merge pull request #2 from akcramer/master

Fixed indexing issues in SAS_TM_Parser
showing all temps

The viewer now displays however many telemetry items are returned by the
parser, rather than a fixed number.
Merge remote-tracking branch 'upstream/master'
Updated parser to spit data and labels for three graphs