class(matrix(...) definitions were recoded to make the package compatible for the newer version of R.
Some updates were done for fixing typos and references in some man pages.
A bug for the sum constrait of membership degrees was fixed.
A vignette was removed to fix some problems to re-build in flavor of 'r-devel-linux-x86_64-fedora-clang'.
Some man pages were updated to fix the typographical errors and to improve the punctuations.
DESCRIPTION file was updated for the package names included in VignetteBuilder.
NAMESPACES file was updated for the package names for some imports.
Some punctuation and typographical errors were fixed in the package vignettes.
ppclust version 0.1.0 was submitted to CRAN, (November 2017)