Add 'generated from' comments in Hs2py constants
Add 'generated from' comments in Hs2py constants

Modify Hs2Py constants to include a comment in the generated comments
describing the source of those constants. Fixes issue 588.

Signed-off-by: Jose A. Lopes <0fb9c4f8511df4ec2ae28af879e9d462f6218a2c@google.com>
Reviewed-by: Thomas Thrainer <98bdeac947eb8ca18146e9ce7f092788ec242cd1@google.com>

bitemyapp/ganeti,ganeti/ganeti,ganeti/ganeti,yiannist/ganeti,yiannist/ganeti,dimara/ganeti,andir/ganeti,leshchevds/ganeti,leshchevds/ganeti,apyrgio/ganeti,mbakke/ganeti,grnet/snf-ganeti,leshchevds/ganeti,grnet/snf-ganeti,ganeti-github-testing/ganeti-test-1,bitemyapp/ganeti,mbakke/ganeti,yiannist/ganeti,ganeti-github-testing/ganeti-test-1,andir/ganeti,onponomarev/ganeti,andir/ganeti,apyrgio/ganeti,apyrgio/snf-ganeti,dimara/ganeti,apyrgio/snf-ganeti,ganeti/ganeti,mbakke/ganeti,onponomarev/ganeti