replace rho_theta by polar UMapDef

only a name change for now

use UIn for all \input category UMapDefs

and include a prepareArgsFunc for backwards compatibility

remove \time_.. UMapDefs and add more generic \map

all functionality of ‘time_exp’, ‘time_lin’ and ‘time_range’ can now be
done via ‘map’, and more

show full marker label with paused marker

use intelligent synthdef loading in 'load all' buttons of UdefListVie…

…w etc

Merge pull request #32 from GameOfLife/fromMiguel

ok, merging. I don't see any problems with these.