Cache table created by BBCache now defines `result` as longtext
BBDev now extract library class instances before dumping
Minor spelling fixes
model->save() and delete() now clear list and id cache - fixes issues that caused list results to become stale

model->save() no longer saves an error if there are no changes to submit
Model list results now honor custom classes defined in BBConfiguration
$tournament->count(), $tournament->hidden json, teams()  freewins

Added $tournament->count(), which returns the total number of tournaments created by your account

 $tournament->hidden is now automatically json encoded when saved, and decoded when loaded, so it can be used to store custom data

 teams() now returns FreeWins if you set the 3rd parameter ($freewins) to true
 $team->notes is now automatically json encoded when saved, and decoded when loaded, so it can be used to store custom data
Updates main library version constant, and sets get_model() to public

get_model() is now public so that BBSimpleModel can use it to instantiate custom model extensions when appropriate
Added SERVICE_LIST constant to base model class

This was done to resolve issues caused by the recent change to save() and delete(), that automatically clear list and id cache
Fixed minor bugs in BBTournament
Minor test changes
Updated changelog/readme