-> 0.2.0    fixes few docs bugs,

			new functions in CsoundExpr.Base.Score :

			extends TemporalFunctor with new methods
			tmap, dmap, tdmap for mapping dependent on time/duration,
			enveloping on Score level (diminuendo or crescendo)
			
			WARNING : API changes : tmap is now dmap and tmap stands for time			
			dependent mapping (not duration as it was before),

			new class Sustainable, adds ability for legato and pedal (sustain,
			sustainBy functions)

			new class TemporalStretch, adds ability to stretch score depndent
			on note's start time (ritardando or accelerando)

			adds list-like operations on Scores : reverseS, takeS, dropS

			new function in CsoundExpr.Base.Arithmetic 		
			^+ - shift with Irate
			

-> 0.1.0    new type BoolRate, functional if/then/else is possible
			new operators : <^>, <%>
			scaling becomes ^* (due to <* is defined as lower then for signals)

-> 0.0.3    fixes a bug with p-fields assignment

-> 0.0.2    fixes a bug in dependencies

-> 0.0.1    adds Tutorial

0.0