Merge branch 'release/0.5.0' into develop
Next version is 0.6.0
cluda/api, cluda/vsizes: fixed a possible infinite loop in the local size finding algorithm
TODO: removed items

Both of these bugs do not seem to appear on OSX 10.9,
so I won't waste time investigating them on 10.8.
v0.5.1 released

Need to release the bug fix for the local size finding algorithm.
Merge branch 'release/0.5.1'