Change acloud binary name from acloud to acloud-dev

To prevent the mess form prebuilt and local build, from now on, m acloud will
create acloud-dev binary.

Bug: 130031121
Test: $m acloud
Check the binary file name is "acloud-dev".

Change-Id: I23e9c740a5c585ff7c2e6cd049a145a65ff69997
2 files changed