fixed up the main
#82: fixed
fixed a minor issue
closes#75
committing for backup
fixing merge conflict
committing for backup
added in editor folds
added in editor foldes
added in default state collapsed
removed arithmetic package
removed old usings
Merge branch 'dev' into delimiterBug
fixes #83
committing for backup

I guess
committing for backup
added in trim
committing for backup
committing for backup
replaced null with empty string