add sanity check command to Yade easyconfig to make sure that 'import yade' works, include bzip2 as dep

bump VTK to 7.1.0 in meshio easyconfig for compatibility with Yade 2017.01a

meRanTK-1.1.1b added

{lib}[intel/2016b] igraph 0.7.1 (REVIEW)

{vis}[intel/2016b] VTK v7.1.0

Allow intel 2017 to compile

more style fixes in easyconfigs

{vis}[intel/2016b] matplotlib v2.0.0

{tools}[intel/2016b] IPython v5.2.2

fix broken test in Cantera 2.3.0 rather than skipping it

add patch for XZ 5.2.2 to include 5.1.2alpha symbols required by 'rpm' command on CentOS 7.x

{devel,math,numlib}[intel/2016b] CGAL v4.9, Qt5 v5.8.0, Eigen v3.3.3

also update $PATH in OrthoMCL 1.4 easyconfig

{tools}[goolf/1.7.20] stress v1.0.4

adding easyconfigs: CGAL-4.9-intel-2016b-Python-2.7.12.eb, Qt5-5.8.0-intel-2016b.eb, Eigen-3.3.3-intel-2016b.eb

{cae}[intel/2016b] meshio v1.7.1