Test `a::b = nil` assignments, which are currently not supported
Updated test and implemented.
Merge branch 'pr/560'
Fixed #561 -- don't try to load both a directory if there's a path with that name
fix up the require tags
array#fetch
array#count
some array tags
Merge pull request #565 from kostya/fetch

array#fetch
Merge pull request #567 from kostya/count

array#count
Merge pull request #570 from kostya/array_methods

some array tags
# merge master