ARROW-2326: [Python] Use @loader_path/ as rpath instead of @loader_path when bundling C++ libraries in wheels on macOS
ARROW-2326: [Python] Use @loader_path/ as rpath instead of @loader_path when bundling C++ libraries in wheels on macOS

See discussion in JIRA. I will try to build the wheel with crossbow and see if this resolves the issue

Author: Wes McKinney <wesm+git@apache.org>

Closes #2291 from wesm/ARROW-2326 and squashes the following commits:

126b29bd <Wes McKinney> Attempt fix for OS X 10.9 @loader_path issue

cpcloud/arrow,renesugar/arrow,laurentgo/arrow,xhochy/arrow,wesm/arrow,apache/arrow,wesm/arrow,icexelloss/arrow,xhochy/arrow,itaiin/arrow,xhochy/arrow,laurentgo/arrow,kou/arrow,wesm/arrow,xhochy/arrow,apache/arrow,laurentgo/arrow,cpcloud/arrow,majetideepak/arrow,xhochy/arrow,itaiin/arrow,wesm/arrow,xhochy/arrow,kou/arrow,cpcloud/arrow,wesm/arrow,majetideepak/arrow,apache/arrow,laurentgo/arrow,wesm/arrow,cpcloud/arrow,majetideepak/arrow,wesm/arrow,majetideepak/arrow,renesugar/arrow,kou/arrow,wesm/arrow,wesm/arrow,tebeka/arrow,apache/arrow,laurentgo/arrow,wesm/arrow,xhochy/arrow,kou/arrow,tebeka/arrow,pcmoritz/arrow,renesugar/arrow,xhochy/arrow,laurentgo/arrow,laurentgo/arrow,pcmoritz/arrow,xhochy/arrow,renesugar/arrow,pcmoritz/arrow,itaiin/arrow,wesm/arrow,icexelloss/arrow,itaiin/arrow,apache/arrow,laurentgo/arrow,apache/arrow,tebeka/arrow,kou/arrow,xhochy/arrow,pcmoritz/arrow,xhochy/arrow,icexelloss/arrow,xhochy/arrow,itaiin/arrow,icexelloss/arrow,laurentgo/arrow,icexelloss/arrow,cpcloud/arrow,itaiin/arrow,pcmoritz/arrow,wesm/arrow,laurentgo/arrow,itaiin/arrow,renesugar/arrow,cpcloud/arrow,tebeka/arrow,laurentgo/arrow,majetideepak/arrow,kou/arrow,majetideepak/arrow,cpcloud/arrow,renesugar/arrow,xhochy/arrow,kou/arrow,itaiin/arrow,renesugar/arrow,kou/arrow,cpcloud/arrow,majetideepak/arrow,pcmoritz/arrow,xhochy/arrow,renesugar/arrow,apache/arrow,pcmoritz/arrow,kou/arrow,renesugar/arrow,majetideepak/arrow,kou/arrow,pcmoritz/arrow,majetideepak/arrow,cpcloud/arrow,majetideepak/arrow,icexelloss/arrow,kou/arrow,icexelloss/arrow,pcmoritz/arrow,pcmoritz/arrow,icexelloss/arrow,apache/arrow,wesm/arrow,icexelloss/arrow,laurentgo/arrow,cpcloud/arrow,majetideepak/arrow,icexelloss/arrow,itaiin/arrow,majetideepak/arrow,xhochy/arrow,renesugar/arrow,wesm/arrow,pcmoritz/arrow,kou/arrow,itaiin/arrow,renesugar/arrow,tebeka/arrow,apache/arrow,itaiin/arrow,majetideepak/arrow,laurentgo/arrow,apache/arrow,kou/arrow,pcmoritz/arrow,apache/arrow,renesugar/arrow,itaiin/arrow,majetideepak/arrow,apache/arrow,tebeka/arrow,itaiin/arrow,icexelloss/arrow,itaiin/arrow,itaiin/arrow,pcmoritz/arrow,pcmoritz/arrow,tebeka/arrow,renesugar/arrow,laurentgo/arrow,cpcloud/arrow,icexelloss/arrow,icexelloss/arrow,laurentgo/arrow,tebeka/arrow,renesugar/arrow,cpcloud/arrow,tebeka/arrow,apache/arrow,cpcloud/arrow,icexelloss/arrow,pcmoritz/arrow,kou/arrow,majetideepak/arrow,tebeka/arrow,cpcloud/arrow,apache/arrow,renesugar/arrow