Modified check to test size of flattened value of a variable.
Corrected format in example in  Plugin Dev Guide; made punctuation & formatting mods to
multifi_cokriging_surrogate.
Merge pull request #1873 from pziegfeld/docstrings

Fixed example in Plugin Guide; edited punctuation & format in multifi_cokriging_surrogate.py.
Merge pull request #1874 from crobinsonut/uninit-array-error

Modified check to test size of flattened value of a variable.
Merge branch 'dev' into work