Make bootstrap scripts sh scripts
Make bootstrap scripts sh scripts

The simple replacement scripts for for build-runfiles and
process-wrapper do not use any bash-specific feature. Hence
we can make then scripts for /bin/sh which has the advatange
that that path is POSIX mandated, wheras bash could be installed
anywhere on the system.

--
Change-Id: I933d04be89e3c9ffc5673d8778b4754782cc4bdd
Reviewed-on: https://bazel-review.googlesource.com/#/c/3601
MOS_MIGRATED_REVID=122046251

davidzchen/bazel,perezd/bazel,twitter-forks/bazel,juhalindfors/bazel-patches,twitter-forks/bazel,spxtr/bazel,twitter-forks/bazel,snnn/bazel,mikelalcon/bazel,spxtr/bazel,juhalindfors/bazel-patches,safarmer/bazel,LuminateWireless/bazel,dslomov/bazel,kchodorow/bazel-1,Asana/bazel,kchodorow/bazel-1,safarmer/bazel,werkt/bazel,mbrukman/bazel,bazelbuild/bazel,kchodorow/bazel-1,dslomov/bazel-windows,Asana/bazel,bazelbuild/bazel,aehlig/bazel,abergmeier-dsfishlabs/bazel,spxtr/bazel,dslomov/bazel,Asana/bazel,perezd/bazel,dslomov/bazel-windows,variac/bazel,kchodorow/bazel,meteorcloudy/bazel,juhalindfors/bazel-patches,werkt/bazel,UrbanCompass/bazel,katre/bazel,LuminateWireless/bazel,variac/bazel,werkt/bazel,UrbanCompass/bazel,katre/bazel,iamthearm/bazel,damienmg/bazel,damienmg/bazel,abergmeier-dsfishlabs/bazel,hermione521/bazel,ButterflyNetwork/bazel,juhalindfors/bazel-patches,dslomov/bazel-windows,hermione521/bazel,aehlig/bazel,variac/bazel,mikelikespie/bazel,davidzchen/bazel,ButterflyNetwork/bazel,spxtr/bazel,akira-baruah/bazel,mrdomino/bazel,akira-baruah/bazel,dslomov/bazel-windows,snnn/bazel,dropbox/bazel,iamthearm/bazel,meteorcloudy/bazel,kchodorow/bazel,mikelikespie/bazel,dslomov/bazel,aehlig/bazel,katre/bazel,LuminateWireless/bazel,variac/bazel,meteorcloudy/bazel,dropbox/bazel,hermione521/bazel,meteorcloudy/bazel,mikelalcon/bazel,zhexuany/bazel,cushon/bazel,snnn/bazel,cushon/bazel,mikelalcon/bazel,davidzchen/bazel,mrdomino/bazel,cushon/bazel,kchodorow/bazel-1,snnn/bazel,mrdomino/bazel,LuminateWireless/bazel,damienmg/bazel,ButterflyNetwork/bazel,abergmeier-dsfishlabs/bazel,perezd/bazel,aehlig/bazel,hermione521/bazel,mbrukman/bazel,ulfjack/bazel,kchodorow/bazel,mrdomino/bazel,dslomov/bazel,ulfjack/bazel,zhexuany/bazel,zhexuany/bazel,LuminateWireless/bazel,iamthearm/bazel,twitter-forks/bazel,twitter-forks/bazel,mikelikespie/bazel,damienmg/bazel,mbrukman/bazel,variac/bazel,aehlig/bazel,kchodorow/bazel-1,akira-baruah/bazel,bazelbuild/bazel,davidzchen/bazel,zhexuany/bazel,variac/bazel,mikelikespie/bazel,werkt/bazel,abergmeier-dsfishlabs/bazel,mikelikespie/bazel,snnn/bazel,mbrukman/bazel,ulfjack/bazel,iamthearm/bazel,perezd/bazel,katre/bazel,dslomov/bazel-windows,zhexuany/bazel,ulfjack/bazel,UrbanCompass/bazel,UrbanCompass/bazel,spxtr/bazel,iamthearm/bazel,bazelbuild/bazel,iamthearm/bazel,perezd/bazel,davidzchen/bazel,akira-baruah/bazel,dropbox/bazel,damienmg/bazel,spxtr/bazel,ulfjack/bazel,ulfjack/bazel,twitter-forks/bazel,ButterflyNetwork/bazel,kchodorow/bazel,safarmer/bazel,snnn/bazel,kchodorow/bazel,meteorcloudy/bazel,cushon/bazel,kchodorow/bazel,mikelalcon/bazel,damienmg/bazel,variac/bazel,Asana/bazel,safarmer/bazel,dslomov/bazel,cushon/bazel,Asana/bazel,dropbox/bazel,UrbanCompass/bazel,safarmer/bazel,perezd/bazel,hermione521/bazel,Asana/bazel,hermione521/bazel,akira-baruah/bazel,werkt/bazel,snnn/bazel,dslomov/bazel,katre/bazel,mikelalcon/bazel,ButterflyNetwork/bazel,mikelalcon/bazel,bazelbuild/bazel,kchodorow/bazel,kchodorow/bazel-1,twitter-forks/bazel,LuminateWireless/bazel,mbrukman/bazel,davidzchen/bazel,werkt/bazel,juhalindfors/bazel-patches,abergmeier-dsfishlabs/bazel,mikelikespie/bazel,mbrukman/bazel,damienmg/bazel,dslomov/bazel,UrbanCompass/bazel,aehlig/bazel,cushon/bazel,meteorcloudy/bazel,mrdomino/bazel,dropbox/bazel,mrdomino/bazel,ButterflyNetwork/bazel,davidzchen/bazel,akira-baruah/bazel,dslomov/bazel-windows,spxtr/bazel,Asana/bazel,perezd/bazel,juhalindfors/bazel-patches,juhalindfors/bazel-patches,safarmer/bazel,ulfjack/bazel,dropbox/bazel,zhexuany/bazel,katre/bazel,abergmeier-dsfishlabs/bazel,meteorcloudy/bazel,bazelbuild/bazel,aehlig/bazel