verify pdf sources

[helmutus]

$power -h
usage: [-h] [-o OUTPUT] [-j JOB] [-V] [--all] [--bachelor] [--bin] [--book] [--cprofile] [--diss] [--docu] [--home] [--include] [--lib] [--lib64] [--list LIST] [--master] [--merge] [--share] [--title] [-v]

options:
-h, --help show this help message and exit
-o OUTPUT write output to path
-j, --job JOB select number of jobs; use auto to select os.cpu_count
-V, --verbose define verbose level of logging
--all copy all data packages
--bachelor copy data bachelor
--bin copy data bin
--book copy data book
--cprofile use cprofile and write binary
--diss copy data diss
--docu copy data docu
--home copy data home
--include copy data include
--lib copy data lib
--lib64 copy data lib64
--list LIST list all available resources in group
--master copy data master
--merge merge output to single path
--share copy data share
--title generate title pages for every defined document
-v, --version show version and exit
(words)