docs: replace doxygen with sami and add @return types
make: do not use pipes so exit code is not messed up by the second cmd
build: facelift for the report
make: add `help` target and fix parallel running
clean up and unify Exception objects
unify `use` statements - import names are always considered fully qualified
FrontController: tell php to keep running even if client disconnects
css: make forms look nicer on small displays
update Travis-CI token
refactor: make CurrentUserProvider more convenient to use
fix typo in README.md
travis: clean up gh-pages git repo after finishing (just to be on the safe side)
travis: make is already installed in Travis-CI environments
create class for iterating over strings with `foreach`
calculate Shannon-entropy of texts - useful for password validation
UpdateMyAccount: validate requests
reorganize MyAccount form
tests: clean up and speed up by removing duplicated test data
FrontController: allow RESTful request types from HTML UI
CurrentUserProvider, ArrayMapping: eliminate some boilerplate from tests