Merge branch 'release/v1' into develop
Merge branch 'hotfix/pcg' into develop
Merge branch 'master' into develop
Shared libs + install prefix.
Add pedantic flags.
Julia interface.
Merge branch 'feature/julia' into develop
Simplify lldl_op.
More interesting test.
New bit on Julia interface.
lldl() does not include unit diagonal by default.

This is to save storage and for consistency with the Matlab
interface.
Update example Julia session.
Bump up version.
Merge branch 'release/v1.1'