TDI-30475 fix bug: tELTxxxInput: Column in schema with Build-In mode
couldn't be deleted correctly
Merge branch 'maintenance/5.6'
fix bug: Log out the file name list of the attachment
https://jira.talendforge.org/browse/TDI-30843
TDI-30757:The input filed context can't be removed when I click undo for
Expression Builder of tPigMap.
Merge branch 'maintenance/5.6'
Remove Bundle-RequiredExecutionEnvironment: J2SE-1.5
Merge branch 'maintenance/5.6'
Merge from master (remove Bundle-RequiredExecutionEnvironment: J2SE-1.5)