from gap to libgap in strongly_regular_db

[dimpase]

remove the last use of GAP pexpect in that file;

remove no longer needed #optional tags in some tests

CC: @fchapoton @dcoudert

Component: graph theory

Author: Dima Pasechnik

Branch/Commit: 6489a18

Reviewer: David Coudert

Issue created by migration from https://trac.sagemath.org/ticket/28818

[dimpase]

comment:1

this should make this a bit more robust and quick

[dimpase]

Reviewer: dcoudert

[sagetrac-git]

Changed commit from 249d582 to 23d6a45

[sagetrac-git]

Branch pushed to git repo; I updated commit sha1. This was a forced push. New commits:

23d6a45

use libgap instead of gap, remove no longer needed #optional

[dimpase]

comment:4

a bit of cleanup in the updated commit

[sagetrac-git]

Changed commit from 23d6a45 to 82ec1c3

[sagetrac-git]

Branch pushed to git repo; I updated commit sha1. This was a forced push. New commits:

82ec1c3

use libgap instead of gap, remove no longer needed #optional

[sagetrac-git]

Changed commit from 82ec1c3 to b3183e8