lalinference: update configparser imports

use `six` to support python2 and python3 together
31 jobs for lalinference-configparser in 101 minutes and 44 seconds (queued for 7 seconds)
Status Job ID Name Coverage
  .Pre
passed #551382
make-dist

00:05:59

 
  Lal
passed #551385
lal:conda:fftw

00:11:17

passed #551386
lal:conda:mkl

00:11:32

passed #551384
lal:deb

00:26:43

passed #551383
lal:rpm

00:12:31

 
  Lal Frame
passed #551389
lalframe:conda

00:11:29

passed #551388
lalframe:deb

00:04:05

passed #551387
lalframe:rpm

00:02:56

 
  Lal Meta Io
passed #551392
lalmetaio:conda

00:09:06

passed #551391
lalmetaio:deb

00:04:28

passed #551390
lalmetaio:rpm

00:03:06

 
  Lal Simulation
passed #551395
lalsimulation:conda

00:12:23

passed #551394
lalsimulation:deb

00:15:14

passed #551393
lalsimulation:rpm

00:05:46

 
  Lal Burst
passed #551398
lalburst:conda

00:08:46

passed #551397
lalburst:deb

00:14:17

passed #551396
lalburst:rpm

00:09:40

 
  Lal Inspiral
passed #551401
lalinspiral:conda

00:14:44

passed #551400
lalinspiral:deb

00:15:32

passed #551399
lalinspiral:rpm

00:07:14

 
  Lal Pulsar
passed #551404
lalpulsar:conda

00:14:13

passed #551403
lalpulsar:deb

00:16:56

passed #551402
lalpulsar:rpm

00:08:55

 
  Lal Inference
passed #551407
lalinference:conda

00:16:22

passed #551406
lalinference:deb

00:09:14

passed #551405
lalinference:rpm

00:07:29

 
  Lal Apps
passed #551410
lalapps:conda

00:17:40

passed #551409
lalapps:deb

00:12:15

passed #551408
lalapps:rpm

00:06:55

 
  Documentation
passed #551411
documentation

00:06:02

 
  Integration Tests
passed #551412
top-level

00:42:14