Changes

*The readXX() method, defined for sync and single variables, returns the value of the variable regardless of the state.

*The writeFF() method, defined for sync variables, blocks until the state is full and then and then assigns the value argument to the variable.

=== Locales ===

In Chapel, the locale type refers to a unit of the machine resources on which your program is running. Locales have the capability to store variables and to run Chapel tasks.