Bugfix

fix: do not add spaces in PhoneNumber::__toString
fix: return formatted PhoneNumber instead of echoing in
PhoneNumberFormatBF
.gitignore

do not git .bak files
new import function

new: import script for ITU numbering plans (proof of concept).
new: area code data for Germany
Revert "new import function"

This reverts commit eca4d5601c7b5d677f30ab8dc9e607c9d2fce04b.