Added LocationBasedVelocitySolver to solve velocity based on beam velocity.
- Fix problem with use of nanmean nancov nanstd nanmin and nanmax
Added documentation to HeadingProvider classes and subclasses
- Supressed output of listener creation
ADCP.m :Fixed bug with plotting
Adapting transect processing to properly handle tides. Added function to split repeat transect.
Adding documentation, Adding LoessNNInterpolator, various improvements
merging trunk changes to procTrans branch