thermometer dependency -> test dependency only
added scaladoc to Splitter class
imports in order required by styleguide
remove redundant scopes from Load methods
more understandable splitter test descriptions
vertical alignment of declarations and for/yield statements
rewrote LoadSpecs test to make the test logic clearer
moved RawRow out of Load trait
protect loadProcess by moving to object instead of making it private

This allows users to call loadProcess if they really want to, but
they will have to go around the official Maestro API to do so.
get rid of compiler warning