ARROW-619: Fix typos in setup.py args and LD_LIBRARY_PATH
ARROW-619: Fix typos in setup.py args and LD_LIBRARY_PATH

Author: rvernica <rvernica@gmail.com>

Closes #372 from rvernica/patch-1 and squashes the following commits:

b27999a [rvernica] Fix typos in setup.py args and LD_LIBRARY_PATH

apache/arrow,renesugar/arrow,renesugar/arrow,yufeldman/arrow,apache/arrow,renesugar/arrow,apache/arrow,siddharthteotia/arrow,NonVolatileComputing/arrow,NonVolatileComputing/arrow,cpcloud/arrow,cpcloud/arrow,cpcloud/arrow,apache/arrow,kou/arrow,julienledem/arrow,wagavulin/arrow,jeffknupp/arrow,apache/arrow,itaiin/arrow,cpcloud/arrow,apache/arrow,pcmoritz/arrow,siddharthteotia/arrow,wesm/arrow,icexelloss/arrow,kou/arrow,laurentgo/arrow,yufeldman/arrow,kou/arrow,icexelloss/arrow,wagavulin/arrow,pcmoritz/arrow,StevenMPhillips/arrow,dremio/arrow,cpcloud/arrow,majetideepak/arrow,icexelloss/arrow,renesugar/arrow,majetideepak/arrow,cpcloud/arrow,itaiin/arrow,kou/arrow,julienledem/arrow,majetideepak/arrow,cpcloud/arrow,kou/arrow,dremio/arrow,StevenMPhillips/arrow,NonVolatileComputing/arrow,xhochy/arrow,jeffknupp/arrow,kou/arrow,pcmoritz/arrow,StevenMPhillips/arrow,majetideepak/arrow,majetideepak/arrow,icexelloss/arrow,cpcloud/arrow,siddharthteotia/arrow,pcmoritz/arrow,majetideepak/arrow,yufeldman/arrow,cpcloud/arrow,pcmoritz/arrow,renesugar/arrow,wagavulin/arrow,icexelloss/arrow,itaiin/arrow,itaiin/arrow,cpcloud/arrow,laurentgo/arrow,kou/arrow,StevenMPhillips/arrow,itaiin/arrow,xhochy/arrow,yufeldman/arrow,tebeka/arrow,xhochy/arrow,laurentgo/arrow,pcmoritz/arrow,wesm/arrow,icexelloss/arrow,dremio/arrow,StevenMPhillips/arrow,wesm/arrow,kou/arrow,majetideepak/arrow,wagavulin/arrow,wesm/arrow,apache/arrow,wesm/arrow,wesm/arrow,NonVolatileComputing/arrow,majetideepak/arrow,majetideepak/arrow,tebeka/arrow,siddharthteotia/arrow,renesugar/arrow,NonVolatileComputing/arrow,dremio/arrow,laurentgo/arrow,apache/arrow,apache/arrow,julienledem/arrow,kou/arrow,xhochy/arrow,kou/arrow,wesm/arrow,icexelloss/arrow,kou/arrow,julienledem/arrow,renesugar/arrow,majetideepak/arrow,renesugar/arrow,jeffknupp/arrow,wagavulin/arrow,pcmoritz/arrow,tebeka/arrow,majetideepak/arrow,julienledem/arrow,wagavulin/arrow,dremio/arrow,renesugar/arrow,yufeldman/arrow,majetideepak/arrow,yufeldman/arrow,tebeka/arrow,dremio/arrow,siddharthteotia/arrow,NonVolatileComputing/arrow,pcmoritz/arrow,wesm/arrow,laurentgo/arrow,cpcloud/arrow,julienledem/arrow,siddharthteotia/arrow,tebeka/arrow,dremio/arrow,laurentgo/arrow,xhochy/arrow,pcmoritz/arrow,julienledem/arrow,NonVolatileComputing/arrow,icexelloss/arrow,jeffknupp/arrow,xhochy/arrow,itaiin/arrow,wagavulin/arrow,jeffknupp/arrow,wesm/arrow,apache/arrow,apache/arrow,tebeka/arrow,laurentgo/arrow,julienledem/arrow,StevenMPhillips/arrow,itaiin/arrow,jeffknupp/arrow,NonVolatileComputing/arrow,laurentgo/arrow,kou/arrow,majetideepak/arrow,renesugar/arrow,wagavulin/arrow,cpcloud/arrow,cpcloud/arrow,majetideepak/arrow,laurentgo/arrow,renesugar/arrow,yufeldman/arrow,jeffknupp/arrow,jeffknupp/arrow,icexelloss/arrow,dremio/arrow,cpcloud/arrow,yufeldman/arrow,icexelloss/arrow,jeffknupp/arrow,NonVolatileComputing/arrow,icexelloss/arrow,tebeka/arrow,renesugar/arrow,icexelloss/arrow,xhochy/arrow,renesugar/arrow,siddharthteotia/arrow,itaiin/arrow,xhochy/arrow,StevenMPhillips/arrow,StevenMPhillips/arrow,pcmoritz/arrow,icexelloss/arrow,wagavulin/arrow,wesm/arrow,yufeldman/arrow,xhochy/arrow,yufeldman/arrow,apache/arrow,laurentgo/arrow,dremio/arrow,wesm/arrow,tebeka/arrow,icexelloss/arrow,siddharthteotia/arrow,pcmoritz/arrow,tebeka/arrow,julienledem/arrow,itaiin/arrow,StevenMPhillips/arrow,siddharthteotia/arrow,jeffknupp/arrow,majetideepak/arrow,wagavulin/arrow,xhochy/arrow,dremio/arrow,itaiin/arrow,xhochy/arrow,wesm/arrow,julienledem/arrow,siddharthteotia/arrow,pcmoritz/arrow,renesugar/arrow,pcmoritz/arrow,apache/arrow,itaiin/arrow,xhochy/arrow,laurentgo/arrow,jeffknupp/arrow,laurentgo/arrow,apache/arrow,laurentgo/arrow,itaiin/arrow,wagavulin/arrow,itaiin/arrow,NonVolatileComputing/arrow,wesm/arrow,kou/arrow,StevenMPhillips/arrow,wesm/arrow,xhochy/arrow,pcmoritz/arrow,xhochy/arrow,laurentgo/arrow,laurentgo/arrow,tebeka/arrow,kou/arrow,dremio/arrow,siddharthteotia/arrow,pcmoritz/arrow,yufeldman/arrow,wagavulin/arrow,itaiin/arrow,renesugar/arrow,NonVolatileComputing/arrow,xhochy/arrow,itaiin/arrow