Implemented part of ticket #404 "Updated samples and use cases"
Fixed issue #417 "Cannot create a script in a subfolder"
Fixed an issue in implementation of #401
Fixed issue #415 "The 'cmp()' function cannot be used"
Fixed issue #414 "'smooth' has problems with single-column data sets"
Fixed issue #413 "The autoformatting feature doesn't indent wrapped lines"
Fixed issue #412 "The code wrapper character sequence '\\' cannot cope with open parentheses"
Fixed issue #411 "Plots with animations produce memory leaks"
Fixed an issue in implementation of ticket #400
Fixed issue #408 "'plot' doesn't create target folders, if needed"