SERVER_insertLineNumber

Description: Inserts a text AT or AFTER a line number or creates a new file with the given name, if it doesn't exists.
Parameter:

• file: the name of the file
• lineNumber: reference line number for inserting
• insertText: text to insert
• mode: The access mode the newly created file should have.
• insertMode: "0" insert AT, "1" insert AFTER line number
• addIfNotExists: set to true, if the the line should be added only if the line doesn't exist. false, if the line should be added on every execution.