Add the docopt module to all Python 2017a easyconfigs

{lang} [foss/2016b] MXNet/0.9.3 (REVIEW)

The foss one works, the intel one currently doesn't.

enable automatic style checks in easyconfig tests

* origin/develop: (1311 commits)
  avoid hardcoding stripping of 'a' (hat tip @vanzod)
  avoid use of 'import' in BFAST easyconfigs, just strip of 'a' from version
  set $OMP_NUM_THREADS during CP2K test step via dedicated easyconfig parameter
  avoid use of import in ANSYS & MATLAB easyconfigs
  more trivial style fixes
  style fix
  adding easyconfigs: SAMtools-1.5-intel-2017a.eb
  clean up commented out configopts in DBD-mysql easyconfig
  get rid of tabs
  adding easyconfigs: DBD-mysql-4.042-intel-2017a-Perl-5.24.1.eb, MariaDB-10.1.24-intel-2017a.eb, Perl-5.24.1-intel-2017a.eb
  fix gsoap version numbering
  gsoap: fix source_urls and bump version to 2.8.48
  fix style nits
  fix build dependencies
  delete comment
  install gtest, gSOAP, davix
  install gSOAP
  adding easyconfigs: pydlpoly-20150225-intel-2016b-Python-2.7.12.eb, FFTW-2.1.5-intel-2016b.eb
  adding easyconfigs: CMake-3.8.2-GCCcore-6.3.0.eb
  adding easyconfigs: Rust-1.18.0-fo...

avoid use of 'import' in BFAST easyconfigs, just strip of 'a' from version

more (trivial) style fixes

set $OMP_NUM_THREADS during CP2K test step via dedicated easyconfig parameter

avoid use of import in ANSYS & MATLAB easyconfigs

{bio}[intel/2017a] SAMtools v1.5

{tools}[intel/2017a] Davix 0.6.6 (REVIEW)

{data}[intel/2017a] DBD-mysql v4.042, MariaDB v10.1.24, Perl v5.24.1

{chem,numlib}[intel/2016b] pydlpoly v20150225, FFTW v2.1.5

adding easyconfigs: DBD-mysql-4.042-intel-2017a-Perl-5.24.1.eb, MariaDB-10.1.24-intel-2017a.eb, Perl-5.24.1-intel-2017a.eb

{lang}[foss/2017a] Rust v1.18.0

{devel}[GCCcore/6.3.0] CMake v3.8.2

{lang}[dummy/dummy] Ruby v2.3.4