Version 0.5.8
- add spaceFilter for Mrgsolve, Julia
- version selection in #export {format: SBML}: support for L2V3, L2V4, L2V5
- add support @TimeSwitcher as event in SimBiology (instead of doses)
- fix bug with "not a deep clone in Expression"
- fix bug with empty period in Matlab
- include correct description of TimeSwitcher in Julia
- update structure of Julia format