build error on linux: common.pyx
I tried to build from head . I got the following error. My cython version is 0.12.1. Unfortunately I can't upgrade cython as I don't have root permission.

cythoning pandas/src/tseries.pyx to pandas/src/tseries.c
## Error converting Pyrex file to C:

...
        result[idx] = i
        PyArray_ITER_NEXT(iter)

```
return result
```

cpdef map_indices_buf(ndarray[object] index):
##                                      ^

/mypath/wesm-pandas-2af6604/pandas/src/common.pyx:110:38: Expected ')'
