Add cmake things to gitignore
Merge pull request #121 from cpcloud/cmake-gitignore

Add cmake things to gitignore
Update vagrant for easier dev building
Use new makefile for login startup etc
CLN: cmake should not use the curdir
For git checkout to keep sh files using LF
Try different gitattributes syntax
Remove array_from_ptr function

With the fixed dimension types' metadata changed to match
that of the strided dimension, this function doesn't work
quite as cleanly. OS X's allocator was detecting problems
in the tests, and it seems a good idea to just remove it.
Add a test of assigning from python iterator to dynd struct
Add crashing test
More crashing tests
Add array_is_scalar for checking null before is_scalar
Use array_is_scalar in w_array
Remove superfluous tests
TST/BUG: raise AttributeError on is_scalar for null arrays