#13 - A validation has been added.
#12 - File with events has been deleted.
#11 - A file access.php has been rewritten.
#10 - install.xml file has been rewritten by xmldb tool.
#9 - A Class with Privacy definition has been created.
#8 - All urls and paths have been wrapped with build-in class `moodle_url`.
#7 - Check of `MOODLE_INTERNAL` constant has been added to each file where it was needed.
#6 - All strings like this have been wrapped with `get_string` function.
#5 - All native calls of `curl` have been replaced with moodle `curl` class.
#4 - All classes have been renamed with moodle style naming. FileModel had been dropped.
#3 - GPL License has been added to each file.
#2 - Call of deprecated function has been replaced with a new one.
