Add further minitoc auxiliary files

See §1.3.1 and §1.3.2 of http://mirrors.ctan.org/macros/latex/contrib/minitoc/minitoc.pdf

TeX.gitignore

@@ -154,6 +154,9 @@ acs-*.bib
 *.maf
 *.mlf
 *.mlt
+*.mtc
+*.mlf[0-9]*
+*.mlt[0-9]*
 *.mtc[0-9]*
 *.slf[0-9]*
 *.slt[0-9]*