Use shutil to remove pip build directory

Change-Id: Ib9206206117e0d9ecc556f08d68c9ad713213b61
Use glob to get the list of bad dirs to remove

Change-Id: I6097297968d950524ef650ac0e02e159e4e7c621
tag v0r0p30

Change-Id: I392146185b4411c402e22ea240d9ad92064ff746