Added Parse() method for parsing input

+ Moved ClearGraph_Click() to above Functions
Parse() method now can add Presets to PresetsBox

* Renamed Presets control to PresetsBox
+ updatePresets method to update the PresetsBox with the presets list
aray
PresetsBox now displays "No Presets" by default
Now using Parse() to Parse...
Added console output to Parse()

+ Added try to catch parse errors