ARROW-4247: [Release] Update verify script for 0.12.0
ARROW-4247: [Release] Update verify script for 0.12.0

  * C++: -DARROW_GPU -> -DARROW_CUDA
  * C++: Enable Gandiva
  * C++: default: -DARROW_BUILD_TESTS=ON -> OFF
  * Ruby: red-plasma, red-gandiva and red-parquet are added
  * Rust: The top-level Cargo.toml is a virtual manifest

Author: Kouhei Sutou <kou@clear-code.com>

Closes #3389 from kou/release-update-verify-script and squashes the following commits:

f019a3fc <Kouhei Sutou>  Update verify script for 0.12.0

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