Cleanup cython readme
Merge pull request #1168 from serval2412/master

Fix cppcheck report: Return value of std::remove_if() ignored. Elements ...
rough in a bindlink validation call.
Implement the bindlink validator
shuffle around the validation code some more
move the clause extraction code
More validation refactoring
update Dockerfile for python dependencies
Merge pull request #1169 from AmeBel/Dockerfile

update Dockerfile for python dependencies
Added documentation for what just happened.
Merge pull request #1170 from linas/pand

Refactoring of BindLink validation/syntax-checking code.
push around some white-space.
Add documentation, and minor reorganization.
Revert a bad idea.
More documentation
Merge pull request #1171 from linas/pand

Pattern match: assorted cleanup and documentation
Bad whitspace
cppcheck: fix reports Possible inefficient checking for "<var>" emptiness