Update golang version to 1.7.5. Also make the equivalent changes to the
[arvados.git] / tools /
drwxr-xr-x   ..
drwxr-xr-x - arvbash
drwxr-xr-x - arvbox
drwxr-xr-x - crunchstat-summary
drwxr-xr-x - keep-block-check
drwxr-xr-x - keep-exercise
drwxr-xr-x - keep-rsync