Added ColumnSettings control

will be placed dynamically in the SplitsSettings
Initialized variables in ColumnData instead
Fixed ColumnSettings and added Columns GroupBox
Added Column Labels option and Add Column button

Add Column button doesn't do anything yet
Added Column Settings to SplitSettings

Now need to actually make Splits react to these settings
Removed Comparison and Timing Method from Settings

+ other small fixes
Added 2 more options to ColumnType

DeltaandSplitTime and SegmentDeltaandSegmentTime to allow for merged
deltas and times
Updated to only use new settings variables
Added ColumnsList to SplitComponent and SplitsComponent
Added formatting of labels for multiple columns
Removed ShowSplitTimes from settings

no longer used
Added multiple column support

not fully done yet
Fixed column name of split time column
Fixed some bugs in multiple columns
Completed multiple columns

Columns still not labeled yet
Fixed bug with split times showing as gold
Fixed calculation errors
Fixed GetColumnType method
Fixed calculations and renamed "and" to "or"
Added "Column: " to GroupBox names