Adjusted the tests of py-callers to match the desired behavior.
Adjusted the tests of py-callers to match the desired behavior.

Pointing to the call site, not the function header of the function
they were called within.

pombredanne/dxr,jbradberry/dxr,jay-z007/dxr,kleintom/dxr,jay-z007/dxr,pelmers/dxr,jay-z007/dxr,pombredanne/dxr,kleintom/dxr,pombredanne/dxr,pelmers/dxr,jbradberry/dxr,jbradberry/dxr,pombredanne/dxr,pelmers/dxr,jay-z007/dxr,pombredanne/dxr,jay-z007/dxr,kleintom/dxr,kleintom/dxr,jbradberry/dxr,pombredanne/dxr,jay-z007/dxr,pombredanne/dxr,kleintom/dxr,kleintom/dxr,pelmers/dxr,jbradberry/dxr,jbradberry/dxr,jay-z007/dxr,jbradberry/dxr,pelmers/dxr,kleintom/dxr,pelmers/dxr,pelmers/dxr