Intermediate commit for #714 Renamed is_file() and is_dir() and resolved a small issue
Intermediate commit for #714 Resolved some errors within the string functions
Intermediate commit for #714 Changed return value of all string functions to use StringVector
Intermediate commit for #714 The table viewers display control characters now as escaped characters
Intermediate commit for #714 Cleaned the debugger presentation and resolved a bug.
Intermediate commit for #714 Cleaned the string outputs.
Intermediate commit for #714 Fixed some detected problems.
Intermediate commit for #714 Tried to unify the internal string representation.
Intermediate commit for #714