expand RELEASING a bit
Merge pull request #790 from nico/relnotes2

expand RELEASING a bit
also note that branch release needs to be pushed
Merge pull request #791 from nico/relmore

also note that branch release needs to be pushed
add a test for stat()ing a directory
add more tests for stat()ing a directory
try to fix stat()ing directories on windows
Merge pull request #792 from nico/statdir

try to fix stat()ing directories on windows in statcache code
mark this 1.5.1.git
v1.5.1