'map' is a member of superclass.
Added some doc.
Only appending 'TIME' param if time is specified for layer.
Constructing NcWMS layer (as opposed to WMS layer) where necessary.
Unix line endings.
Added placeholder tests.
Timer now stores tick date/times in array, even when constructed with start/end/numTicks.  This is so that it may also be constructed withan arbitrary array of date/times.
Timer can now take arbitrary array of date/times.
It's now possible to configure a Time control based on a NcWMS layer.
Can now handle extent as array of strings or moments.
Timer can be unconfigured to begin with.
Preparation for adding context to the tick observer.
Context can now be set for the observer callback, meaning that 'this' points to the appropriate object within the callback function.