Unicode character in index.tex needs replacing

[ralphrmartin]

There is a unicode character in the file index.tex which prevents it from compiling (an asian end of sentence character). It needs to be replaced by an ascii full stop character.

(./index.tex (/usr/local/texlive/2019/texmf-dist/tex/latex/psnfss/t1pcr.fd)

! Package inputenc Error: Unicode character 。 (U+3002)
(inputenc)                not set up for use with LaTeX.

See the inputenc package documentation for explanation.
Type  H <return>  for immediate help.
 ...                                              
                                                  
l.11 ...com/Nextion_HMI_Solution}{\tt the wiki。}
                                                   The wiki provdies all the...