more precise
make List.get() non-default to allow optimization by compiler
ws
Enable Iterable.product() which seems to be fixed now (probably by the changes for ceylon/ceylon-compiler#1686).
Remove TODO (thanks @lucaswerkmiester)
work on #502
add missing static method
Conflicts:
	runtime/ceylon/language/String.java
more pontification in doc strings
Add Iterable.exceptLast