version 3.6.1

update, including pdf of the manual in the release.
This should be in sync with https://ctan.org/pkg/sagetex

version 3.6

• various bugfixes from PRs
• Use LaTeX package xcolor instead of color
• correct paths to LaTeX files installed into Sage tree

version 3.5

improved Python 3 support, fixed some bugs.

v3.4

minor updates and PRs merged, more Python3 compliance

v3.2

made version numbers uniform, many py3 fixes, etc.