dropped redundant sample method
dropped unused import
relaxed input type
made fitness and population implicit
added basic tournament select
made order more regular
added ordering pass thru
normalized name
make fitness and population implicit
added implicit context todo
added bear child
added external operator desire
added evolver stub
added evolver classes
squelch deprecation error in 2.11
bundled parameters into solution context
specs is a special snowflake
standardized terseness
move solution context to a separate file
make ordering implicit