remove initial path because createTestFile does return absolutePath
Better implementation of LinkedList.collect()

cf. 4fc8f75, da2dee5, ceylon/ceylon.language@81918e7, ceylon/ceylon.language#492.
Minor typo
Make sure we can fulfill a promise with null
StringBuilder moved back to ceylon.language
doc most of ceylon.locale
minor
clean import
update docs for ceylon.math
fix #305
minor
oops, fix variance
add more annotations
Revert "add more annotations"

This reverts commit fb3928ac9143243ad5cf443c176305ad8902ae8b.
add less annotations 'cos I could not figure out the right incantations
to not break the model loader
Fixed minor typo in ceylon.net's `by()` in the module descriptor
[100] XA transaction support
Merge pull request #283 from lucaswerkmeister/fasterLinkedListCollect

Better implementation of LinkedList.collect()
[100] Improve module documentation
fix up doc